Scientific and Medical Antiques and Vintage Equipment

Medical & Science Antiques

Antique Slide Rules

A new selection of vintage slide rules at competitive prices every day. If you're looking for a Pickett slide rule with case, Faber Castell or Keuffel & Esser circular spiral slide rule, Sun Hemmi bamboo slide rule with case, Dietzgen binary slide rule in box, USSR military slide rules, or any other collectible slide rule, this is the place to find new opportunities every day.
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Vintage Pickett Crei N-531-ES All Metal Slide Engineering Rule MINT LOOK! Buy Now »

Vintage Pickett Crei N-531-ES All Metal Slide Engineering Rule MINT LOOK!

Buy: $35.00 Ships:
$9.99
$44.99
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2 mins
  • Item Condition: Used
  • Item Location: Gardena, CA, USA ZIP 902**
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  • Shipping Cost: $9.99
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  • Handling Time: 3 business days
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  • Seller: heavenlyfinds74   Feedback: 772 / 100%  Top-Rated Seller Top-Rated Seller
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Frederick Post 1452 P Slide Rule with Leather Case in Original Box Chicago Buy Now »

Frederick Post 1452 P Slide Rule with Leather Case in Original Box Chicago

Buy: $49.99 Ships:
$8.00
$57.99
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5 mins
  • Item Condition: Used
  • Item Location: Fort Worth, TX, USA ZIP 761**
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  • Shipping Cost: $8.00
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  • Seller: ohiobigguy   Feedback: 1,298 / 100%  Top-Rated Seller Top-Rated Seller
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Lot of (3) Vintage Slide Rules w/ Leather Case {Keuffel Esser KE, Pickett) EUC Buy Now »
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Lot of (3) Vintage Slide Rules w/ Leather Case {Keuffel Esser KE, Pickett) EUC

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$70.00
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12 mins
  • Item Condition: Used
  • Item Location: Henderson, NV, USA ZIP 890**
  • Shipping Type: Free
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  • Seller: tradermanal   Feedback: 336 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Keuffel & Esser log log duplex vector 4083-3 sliderule copyright 1947 Buy Now »

Vintage Keuffel & Esser log log duplex vector 4083-3 sliderule copyright 1947

Buy: $27.95 Ships:
$15.30
$43.25
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17 mins
  • Item Condition: Used
  • Item Location: Burlington, NC, USA ZIP 272**
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  • Shipping Cost: $15.30
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  • Handling Time: 3 business days
  • Seller: squirrelnutzippers.278   Feedback: 109 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Drafting Tools In Hinged Box Dietzgen 1767 Slide Ruler & Paragon Ruler Buy Now »

Vintage Drafting Tools In Hinged Box Dietzgen 1767 Slide Ruler & Paragon Ruler

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24 mins
  • Item Condition: Used
  • Item Location: Boise, ID, USA ZIP 837**
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  • Seller: jbartels8o8z   Feedback: 7,373 / 99%  Top-Rated Seller Top-Rated Seller
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Vintage Dietzgen 1746 Maniphase Multiplex Slide Rule Case Instructions Box More Buy Now »

Vintage Dietzgen 1746 Maniphase Multiplex Slide Rule Case Instructions Box More

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31 mins
  • Item Condition: Used
  • Item Location: Knoxville, TN, USA ZIP 379**
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  • Handling Time: 3 business days
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  • Seller: jdrico1977   Feedback: 458 / 100%  Top-Rated Seller Top-Rated Seller
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Square D Company Motor Data Calculator 1990 NEC Wire Conduit Sorgel Transformer Buy Now »

Square D Company Motor Data Calculator 1990 NEC Wire Conduit Sorgel Transformer

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38 mins
  • Item Condition: Used
  • Item Location: Sachse, TX, USA ZIP 750**
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  • Seller: pinklucy7494   Feedback: 3,681 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage 2 Piece Ratcheting Hand Drill Lot Stanley Handyman H1253A both USA Buy Now »

Vintage 2 Piece Ratcheting Hand Drill Lot Stanley Handyman H1253A both USA

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47 mins
  • Item Condition: Used
  • Item Location: Navarre, OH, USA ZIP 446**
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  • Handling Time: 5 business days
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  • Seller: sbgoatnsoap2014   Feedback: 311 / 100%
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Seen on TV EZ Moves Do It Yourself Furniture Moving System & 8 Generic Coasters Buy Now »

Seen on TV EZ Moves Do It Yourself Furniture Moving System & 8 Generic Coasters

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47 mins
  • Item Condition: Used
  • Item Location: Navarre, OH, USA ZIP 446**
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  • Handling Time: 5 business days
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  • Seller: sbgoatnsoap2014   Feedback: 311 / 100%
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Polaroid Model 3200 FLM-3232 Backlight Inverter Board 27D004350 I320B124V04L1A1 Buy Now »

Polaroid Model 3200 FLM-3232 Backlight Inverter Board 27D004350 I320B124V04L1A1

Buy: $29.95 Ships:
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47 mins
  • Item Condition: Used
  • Item Location: Navarre, OH, USA ZIP 446**
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  • Handling Time: 5 business days
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  • Seller: sbgoatnsoap2014   Feedback: 311 / 100%
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5 Pure AV Belkin Cables 6 & 12ft Component Video & RCA Audio 1 Digital Coax etc Buy Now »

5 Pure AV Belkin Cables 6 & 12ft Component Video & RCA Audio 1 Digital Coax etc

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47 mins
  • Item Condition: Used
  • Item Location: Navarre, OH, USA ZIP 446**
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  • Handling Time: 5 business days
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  • Seller: sbgoatnsoap2014   Feedback: 311 / 100%
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Vintage Slide Rules K&E 4081-3, Lawrence Engineering Deluxe Buy Now »

Vintage Slide Rules K&E 4081-3, Lawrence Engineering Deluxe

Buy: $19.99 Ships:
$8.86
$28.85
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54 mins
  • Item Condition: Used
  • Item Location: Johnstown, CO, USA ZIP 805**
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  • Shipping Cost: $8.86
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  • Handling Time: 1 business day
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  • Seller: kcur3955   Feedback: 1,235 / 100%  Top-Rated Seller Top-Rated Seller
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Lot 2 Slide Rules Keuffel and Esser K&E 4081-3 and SIC 1510 FREE SHIPPING Buy Now »

Lot 2 Slide Rules Keuffel and Esser K&E 4081-3 and SIC 1510 FREE SHIPPING

Buy: $39.99 Ships:
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$39.99
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57 mins
  • Item Condition: Used
  • Item Location: Clayton, CA, USA ZIP 945**
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  • Handling Time: 1 business day
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  • Seller: dustinjunkoff   Feedback: 198 / 100%
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1948 Pickett A.F.Eckel Model No.1000 Slide Rule With Case Buy Now »

1948 Pickett A.F.Eckel Model No.1000 Slide Rule With Case

Buy: $23.96 Ships:
Free
$23.96
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1 hr
2 mins
  • Item Condition: Used
  • Item Location: Murrieta, CA, USA ZIP 925**
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  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: titillatingtreasures   Feedback: 18,622 / 99.3%  Top-Rated Seller Top-Rated Seller
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Vintage Slide Rule: Engineering Instruments inc. COYNE ELECTRICAL SCHOOL Buy Now »

Vintage Slide Rule: Engineering Instruments inc. COYNE ELECTRICAL SCHOOL

Buy: $39.99 Ships:
Free
$39.99
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1 hr
11 mins
  • Item Condition: Used
  • Item Location: Frostburg, MD, USA ZIP 215**
  • Shipping Type: Flat Rate
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: fordnut88   Feedback: 7,341 / 99.1%  Top-Rated Seller Top-Rated Seller
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Charles Bruning Co 2401 Merkle-Korff Gear Co Rule Leather Case Buy Now »

Charles Bruning Co 2401 Merkle-Korff Gear Co Rule Leather Case

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1 hr
27 mins
  • Item Condition: Used
  • Item Location: New Bern, NC, USA ZIP 285**
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  • Seller: haywoodcreektures   Feedback: 11,332 / 99.5%  Top-Rated Seller Top-Rated Seller
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Slide-Co #14183 Patio Glass DR Handle,No 14183,  Slide-Co, 3PK Buy Now »
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Slide-Co #14183 Patio Glass DR Handle,No 14183, Slide-Co, 3PK

Buy: $91.34 Ships:
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$91.34
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1 hr
41 mins
Vintage Pocket Slide rule Sterling no 587 MIU Buy Now »

Vintage Pocket Slide rule Sterling no 587 MIU

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$12.00
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1 hr
51 mins
  • Item Condition: Used
  • Item Location: Jenkintown, PA, USA ZIP 190**
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  • Seller: paulsotherpasstime   Feedback: 2,986 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Frederick Post Co. 1447 Slide Ruler Buy Now »

Vintage Frederick Post Co. 1447 Slide Ruler

Buy: $20.00 Ships:
$9.99
$29.99
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1 hr
56 mins
Republic Steel, 1974, Slide Rule Calculator, Conversion Chart, GUC Buy Now »
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Republic Steel, 1974, Slide Rule Calculator, Conversion Chart, GUC

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Free
$9.99
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2 hrs
2 mins
  • Item Condition: Used
  • Item Location: Galveston, TX, USA ZIP 775**
  • Shipping Type: Free
  • Handling Time: 3 business days
  • Seller: formerlyyours4295   Feedback: 1,349 / 100%  Top-Rated Seller Top-Rated Seller
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Prestolog Profitmeter Profit & Discount Calculator Wheel Profit Meters 1935 USA Buy Now »

Prestolog Profitmeter Profit & Discount Calculator Wheel Profit Meters 1935 USA

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2 hrs
5 mins
  • Item Condition: Used
  • Item Location: Nutley, NJ, USA ZIP 071**
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  • Handling Time: 2 business days
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  • Seller: theprintarchives   Feedback: 3,065 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Pocket Slide rule Sterling no 587 MIU made in USA Buy Now »

Vintage Pocket Slide rule Sterling no 587 MIU made in USA

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2 hrs
7 mins
  • Item Condition: Used
  • Item Location: Jenkintown, PA, USA ZIP 190**
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  • Handling Time: 1 business day
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  • Seller: paulsotherpasstime   Feedback: 2,986 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage K&E Keuffel & Esser 4081-3 Slide Rule With Leather Case [462] Buy Now »

Vintage K&E Keuffel & Esser 4081-3 Slide Rule With Leather Case [462]

Buy: $59.95 Ships:
$3.95
$63.90
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2 hrs
12 mins
  • Item Condition: Used
  • Item Location: Spring, TX, USA ZIP 773**
  • Shipping Type: Flat Rate
  • Shipping Cost: $3.95
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: pv-637   Feedback: 513 / 99%
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Stanscrew Fastener Slide Rule, Calculator, Conversion Chart, Standard Screw 1958 Buy Now »
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Stanscrew Fastener Slide Rule, Calculator, Conversion Chart, Standard Screw 1958

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Free
$9.99
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2 hrs
20 mins
  • Item Condition: Used
  • Item Location: Galveston, TX, USA ZIP 775**
  • Shipping Type: Free
  • Handling Time: 3 business days
  • Seller: formerlyyours4295   Feedback: 1,349 / 100%  Top-Rated Seller Top-Rated Seller
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1947 Dreis & Krump Manufacturing, Slide Rule, Calculator, Conversion Chart Buy Now »
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1947 Dreis & Krump Manufacturing, Slide Rule, Calculator, Conversion Chart

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Free
$9.99
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2 hrs
27 mins
  • Item Condition: Used
  • Item Location: Galveston, TX, USA ZIP 775**
  • Shipping Type: Free
  • Handling Time: 3 business days
  • Seller: formerlyyours4295   Feedback: 1,349 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Pocket Slide rule General Electric 1799 interlocked armor cable Buy Now »

Vintage Pocket Slide rule General Electric 1799 interlocked armor cable

Buy: $12.00 Ships:
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$12.00
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2 hrs
32 mins
  • Item Condition: Used
  • Item Location: Jenkintown, PA, USA ZIP 190**
  • Shipping Type: Calculated
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  • Handling Time: 1 business day
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  • Seller: paulsotherpasstime   Feedback: 2,986 / 100%  Top-Rated Seller Top-Rated Seller
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VTG Pickett Model N901-T Simplex Slide Rule + Case Aluminum 65 1965 1960s USA Buy Now »

VTG Pickett Model N901-T Simplex Slide Rule + Case Aluminum 65 1965 1960s USA

Buy: $25.00 Ships:
$4.50
$29.50
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2 hrs
36 mins
  • Item Condition: Used
  • Item Location: Hollister, CA, USA ZIP 950**
  • Shipping Type: Flat Rate
  • Shipping Cost: $4.50
  • Handling Time: 1 business day
  • Seller: mymagpievintage   Feedback: 892 / 100%  Top-Rated Seller Top-Rated Seller
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General Electric KVA Calculator Vintage KiloVolt-Ampere Circular Slide Chart Buy Now »

General Electric KVA Calculator Vintage KiloVolt-Ampere Circular Slide Chart

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2 hrs
36 mins
  • Item Condition: Used
  • Item Location: Sherwood, AR, USA ZIP 721**
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  • Handling Time: 1 business day
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  • Seller: 13navybeans   Feedback: 5,012 / 99.7%  Top-Rated Seller Top-Rated Seller
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Vintage Pocket Slide rule Decimal Equivalent Buy Now »

Vintage Pocket Slide rule Decimal Equivalent

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2 hrs
37 mins
  • Item Condition: Used
  • Item Location: Jenkintown, PA, USA ZIP 190**
  • Shipping Type: Calculated
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  • Handling Time: 1 business day
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  • Seller: paulsotherpasstime   Feedback: 2,986 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Slide rule Pocket Rioch no 403 Japan Buy Now »

Vintage Slide rule Pocket Rioch no 403 Japan

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2 hrs
41 mins
  • Item Condition: Used
  • Item Location: Jenkintown, PA, USA ZIP 190**
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  • Handling Time: 1 business day
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  • Seller: paulsotherpasstime   Feedback: 2,986 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage  Dietzgen No. 1767  Slide Rule National Single Sided with Cover Buy Now »
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Vintage Dietzgen No. 1767 Slide Rule National Single Sided with Cover

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2 hrs
45 mins
Vintage metal slide rule Turtles Standard Gauge ITU Card Buy Now »

Vintage metal slide rule Turtles Standard Gauge ITU Card

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2 hrs
59 mins
  • Item Condition: Used
  • Item Location: Jenkintown, PA, USA ZIP 190**
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  • Handling Time: 1 business day
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  • Seller: paulsotherpasstime   Feedback: 2,986 / 100%  Top-Rated Seller Top-Rated Seller
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K E K & E KEUFFEL AND ESSER CO SLIDE RULE 612410 W.A. SCHUSTER WITH LEATHER CASE Buy Now »

K E K & E KEUFFEL AND ESSER CO SLIDE RULE 612410 W.A. SCHUSTER WITH LEATHER CASE

Buy: $26.00 Ships:
$8.00
$34.00
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3 hrs
16 mins
  • Item Condition: Used
  • Item Location: Burlington, NJ, USA ZIP 080**
  • Shipping Type: Flat Rate
  • Shipping Cost: $8.00
  • Handling Time: 3 business days
  • Seller: candismom   Feedback: 2,586 / 100%
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Vintage Tasco Pocket Telescope 1ETE Quality Optics Made In Japan Buy Now »

Vintage Tasco Pocket Telescope 1ETE Quality Optics Made In Japan

Buy: $39.99 Ships:
$4.99
$44.98
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3 hrs
20 mins
  • Item Condition: Used
  • Item Location: USA
  • Shipping Type: Flat Rate
  • Shipping Cost: $4.99
  • Handling Time: 3 business days
  • Seller: cosc99   Feedback: 1,009 / 99.7%  Top-Rated Seller Top-Rated Seller
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Vintage E-Z Grader Converter Metric Measure US Slide Advertisement  Booklet New Buy Now »

Vintage E-Z Grader Converter Metric Measure US Slide Advertisement Booklet New

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$3.50
$13.49
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3 hrs
24 mins
  • Item Condition: NewNew Vintage E-Z Grader Converter Metric Measure US Slide Advertisement  Booklet New for sale
  • Item Location: Longwood, FL, USA ZIP 327**
  • Shipping Type: Flat Rate
  • Shipping Cost: $3.50
  • Handling Time: 3 business days
  • Seller: collectthefunstuff   Feedback: 1,048 / 99.9%
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** Sun Hemmi * Slide Rule * The Frederick Post Co No 1444K in Case Buy Now »

** Sun Hemmi * Slide Rule * The Frederick Post Co No 1444K in Case

Buy: $9.95 Ships:
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$9.95
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4 hrs
10 mins
VTG BUSS MOTOR RUNNING OVERCURRENT CIRCUIT PROTECTION GUIDE CHART SLIDE RULE  Buy Now »

VTG BUSS MOTOR RUNNING OVERCURRENT CIRCUIT PROTECTION GUIDE CHART SLIDE RULE

Buy: $13.50 Ships:
$4.00
$17.50
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4 hrs
14 mins
  • Item Condition: Used
  • Item Location: Missouri City, TX, USA ZIP 774**
  • Shipping Type: Flat Rate
  • Shipping Cost: $4.00
  • Handling Time: 2 business days
  • Seller: funkydiscoqueen   Feedback: 2,202 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage  K*E KEUFFEL + ESSER SLIDE RULE in Leather Case Buy Now »

Vintage K*E KEUFFEL + ESSER SLIDE RULE in Leather Case

Buy: $24.00 Ships:
$7.00
$31.00
Buy now
4 hrs
17 mins
  • Item Condition: Used
  • Item Location: Benicia, CA, USA ZIP 945**
  • Shipping Type: Flat Rate
  • Shipping Cost: $7.00
  • Expedited Shipping
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: maman_7944   Feedback: 477 / 100%  Top-Rated Seller Top-Rated Seller
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