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 Relay Bamboo Slide Rule No. 150 w/ Original Box Made in Japan Buy Now »

Vintage Relay Bamboo Slide Rule No. 150 w/ Original Box Made in Japan

Buy: $7.00 Ships:
Based on Zip
$7.00
Plus shipping
Buy now
5 mins
  • Item Condition: Used
  • Item Location: Metamora, IL, USA ZIP 61548
  • Shipping Type: Calculated
  • Expedited Shipping
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: melsue3   Feedback: 1,237 / 100%  Top-Rated Seller Top-Rated Seller
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Aristo 622 Circular Slide Rule. Nearly New! Rechenscheibe. Bid Now »

Aristo 622 Circular Slide Rule. Nearly New! Rechenscheibe.

Bid: $36.00
Ships:
$3.95
$39.95
9 mins
  • Item Condition: Used
  • Item Location: Baton Rouge, LA, USA ZIP 70808
  • Shipping Type: Flat Rate
  • Shipping Cost: $3.95
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: slide_rule_alley   Feedback: 535 / 100%
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Aristo Pocket 868 Slide Rule. Nearly New! 22 Scales. (Studio Rechenschieber) Bid Now »

Aristo Pocket 868 Slide Rule. Nearly New! 22 Scales. (Studio Rechenschieber)

Bid: $50.00
Ships:
$3.95
$53.95
12 mins
  • Item Condition: Used
  • Item Location: Baton Rouge, LA, USA ZIP 70808
  • Shipping Type: Flat Rate
  • Shipping Cost: $3.95
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: slide_rule_alley   Feedback: 535 / 100%
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Aristo 939 Stahlbeton Reinforced Concrete Slide Rule. Syst Göttsch. Barely Used! Bid Now »

Aristo 939 Stahlbeton Reinforced Concrete Slide Rule. Syst Göttsch. Barely Used!

Bid: $34.00
Ships:
$8.95
$42.95
15 mins
  • Item Condition: Used
  • Item Location: Baton Rouge, LA, USA ZIP 70808
  • Shipping Type: Flat Rate
  • Shipping Cost: $8.95
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: slide_rule_alley   Feedback: 534 / 100%
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Staedtler-Mars Slide Rule No. 54450 Buy Now »

Staedtler-Mars Slide Rule No. 54450

Buy: $45.46 Ships:
Based on Zip
$45.46
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Buy now
25 mins
  • Item Condition: Used
  • Item Location: Canada ZIP L9T1S2
  • Shipping Type: Calculated
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: miltonwares   Feedback: 227 / 99.3%  Top-Rated Seller Top-Rated Seller
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Steel Plate Weight Calculator Slide Rule S & C Bid Now » Buy Now »

Steel Plate Weight Calculator Slide Rule S & C

Bid: $8.88
Buy: $11.55
Ships:
$1.29
$10.17
Buy now
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $1.29
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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Starett  Tools Circular Slide Rule Fraction Decimal Equivalents Bid Now »

Starett Tools Circular Slide Rule Fraction Decimal Equivalents

Bid: $4.97
Ships:
$0.62
$5.59
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.62
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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Metric Converter Calculator Slide Rule  Precision Gas Products Bid Now » Buy Now »

Metric Converter Calculator Slide Rule  Precision Gas Products

Bid: $4.97
Buy: $6.49
Ships:
$0.96
$5.93
Buy now
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.96
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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Travelers Checks 1960 Calendar Card  First National City Bank Guardian Savings Bid Now » Buy Now »

Travelers Checks 1960 Calendar Card First National City Bank Guardian Savings

Bid: $4.97
Buy: $6.49
Ships:
$0.55
$5.52
Buy now
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.55
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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1975 Slide Rule Kelsey Hayes KH Metric Master Conversion Bid Now » Buy Now »

1975 Slide Rule Kelsey Hayes KH Metric Master Conversion

Bid: $4.97
Buy: $6.49
Ships:
$0.89
$5.86
Buy now
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.89
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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1948 Scully Jones Standard Stub Taper Tols Drill Computer Calculator Slide Ruler Bid Now » Buy Now »

1948 Scully Jones Standard Stub Taper Tols Drill Computer Calculator Slide Ruler

Bid: $6.87
Buy: $8.98
Ships:
$0.97
$7.84
Buy now
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.97
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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Breast Self Examination Guide Slide Ruler  Vintage Bid Now » Buy Now »

Breast Self Examination Guide Slide Ruler Vintage

Bid: $4.97
Buy: $6.49
Ships:
$0.97
$5.94
Buy now
26 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.97
  • Handling Time: 3 business days
  • Seller: template750   Feedback: 80 / 100%
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Slide Ruler Pickett  A. F. Eckel Chicago c.1945,  Region Bid Now » Buy Now »

Slide Ruler Pickett A. F. Eckel Chicago c.1945, Region

Bid: $20.00
Buy: $30.00
Ships:
Based on Zip
$20.00
Plus shipping
Buy now
29 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,483 / 100%
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How to Use PICKETT Log Log Slide Rules Book Booklet Hartung Guarantee Adjust Bid Now »

How to Use PICKETT Log Log Slide Rules Book Booklet Hartung Guarantee Adjust

Bid: $9.97
Ships:
$2.97
$12.94
30 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $2.97
  • Handling Time: 3 business days
  • Seller: yzf75000   Feedback: 307 / 100%
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1942 The MOTORULE Slide Rule User Manual Guide General Electric Metal Steel Bid Now » Buy Now »

1942 The MOTORULE Slide Rule User Manual Guide General Electric Metal Steel

Bid: $5.55
Buy: $7.27
Ships:
$0.97
$6.52
Buy now
30 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.97
  • Handling Time: 3 business days
  • Seller: yzf75000   Feedback: 307 / 100%
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Bower Roller Bearing Life Computer  Slide Rule Calculator Vintage Bid Now » Buy Now »

Bower Roller Bearing Life Computer Slide Rule Calculator Vintage

Bid: $7.67
Buy: $9.98
Ships:
$0.55
$8.22
Buy now
30 mins
  • Item Condition: Used
  • Item Location: Royal Oak, MI, USA ZIP 48073
  • Shipping Type: Flat Rate
  • Shipping Cost: $0.55
  • Handling Time: 3 business days
  • Seller: yzf75000   Feedback: 307 / 100%
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Vintage slide rule Lawrence Engineering Service Made in USA Buy Now »

Vintage slide rule Lawrence Engineering Service Made in USA

Buy: $10.00 Ships:
Based on Zip
$10.00
Plus shipping
Buy now
31 mins
  • Item Condition:
  • Item Location: Jenkintown, PA, USA ZIP 19046
  • Shipping Type: Calculated
  • Expedited Shipping
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: paulsotherpasstime   Feedback: 2,472 / 100%  Top-Rated Seller Top-Rated Seller
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VINTAGE EVANS KEY  CADDY  No. K1 w/  ORIGINAL  TAG  REGISTRY  No. NEAT !!!!! Buy Now »
Free Shipping

VINTAGE EVANS KEY CADDY No. K1 w/ ORIGINAL TAG REGISTRY No. NEAT !!!!!

Buy: $30.00 Ships:
Free
$30.00
Buy now
31 mins
  • Item Condition: Used
  • Item Location: Rochester, NY, USA ZIP 14612
  • Shipping Type: Free
  • Expedited Shipping
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: merchantduvenice   Feedback: 5,362 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage 1941 OHMITE Ohm's Law Calculator Slide Rule Chart Buy Now »

Vintage 1941 OHMITE Ohm's Law Calculator Slide Rule Chart

Buy: $12.00 Ships:
Based on Zip
$12.00
Plus shipping
Buy now
40 mins
  • Item Condition: Used
  • Item Location: Fort Atkinson, WI, USA ZIP 53538
  • Shipping Type: Calculated
  • Handling Time: 2 business days
  • Seller: rioteer29   Feedback: 803 / 99.8%  Top-Rated Seller Top-Rated Seller
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Vintage 1969 Square D Company Motor Data Calculator Slide Rule Chart Issue #2 Buy Now »

Vintage 1969 Square D Company Motor Data Calculator Slide Rule Chart Issue #2

Buy: $15.00 Ships:
Based on Zip
$15.00
Plus shipping
Buy now
40 mins
  • Item Condition: Used
  • Item Location: Fort Atkinson, WI, USA ZIP 53538
  • Shipping Type: Calculated
  • Handling Time: 2 business days
  • Seller: rioteer29   Feedback: 803 / 99.8%  Top-Rated Seller Top-Rated Seller
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Hitachi Gas Turbine Slide Rule Bid Now » Buy Now »

Hitachi Gas Turbine Slide Rule

Bid: $3.00
Buy: $4.00
Ships:
Based on Zip
$3.00
Plus shipping
Buy now
50 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,479 / 100%
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Vintage 1928 Wooden K&E Beginners Slide Rule No. 4058c Orig Box Buy Now »

Vintage 1928 Wooden K&E Beginners Slide Rule No. 4058c Orig Box

Buy: $12.00 Ships:
Based on Zip
$12.00
Plus shipping
Buy now
57 mins
Vintage VTG Pickett Microline 120 Slide Rule with Black Case & Instructions Buy Now »
Free Shipping

Vintage VTG Pickett Microline 120 Slide Rule with Black Case & Instructions

Buy: $26.95 Ships:
Free
$26.95
Buy now
1 hr
11 mins
Vintage Sun HEMMI Slide Rule #2664 Japan Bamboo w/ Instruction Manual Buy Now »

Vintage Sun HEMMI Slide Rule #2664 Japan Bamboo w/ Instruction Manual

Buy: $26.40 Ships:
Based on Zip
$26.40
Plus shipping
Buy now
1 hr
13 mins
  • Item Condition: Used
  • Item Location: Oakdale, PA, USA ZIP 15071
  • Shipping Type: Calculated
  • Expedited Shipping
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: kardulm   Feedback: 9,289 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage A.W. Faber Calculating Rule Bid Now » Buy Now »

Vintage A.W. Faber Calculating Rule

Bid: $100.00
Buy: $200.00
Ships:
$13.00
$113.00
Buy now
1 hr
25 mins
  • Item Condition: Used
  • Item Location: Rutherfordton, NC, USA ZIP 28139
  • Shipping Type: Flat Rate
  • Shipping Cost: $13.00
  • Expedited Shipping
  • Handling Time: 3 business days
  • Seller: oldpapers   Feedback: 126 / 100%
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VINTAGE SLIDE RULE LOT - RELAY - STERLING - K&E USED Buy Now »

VINTAGE SLIDE RULE LOT - RELAY - STERLING - K&E USED

Buy: $15.99 Ships:
$9.99
$25.98
Buy now
1 hr
42 mins
  • Item Condition: Used
  • Item Location: Oakdale, NY, USA ZIP 11769
  • Shipping Type: Flat Rate
  • Shipping Cost: $9.99
  • Expedited Shipping
  • Handling Time: 2 business days
  • Seller: bmt7916   Feedback: 1,814 / 100%  Top-Rated Seller Top-Rated Seller
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VTG Keuffel & Esser / K & E 68 - 1251 Jet-Log Slide Rule Copyright 1947 w case Buy Now »

VTG Keuffel & Esser / K & E 68 - 1251 Jet-Log Slide Rule Copyright 1947 w case

Buy: $98.00 Ships:
Based on Zip
$98.00
Plus shipping
Buy now
2 hrs
6 mins
  • Item Condition: Used
  • Item Location: Swampscott, MA, USA ZIP 01907
  • Shipping Type: Calculated
  • Handling Time: 5 business days
  • Returns Accepted
  • Seller: antique_limoges   Feedback: 6,045 / 99.6%  Top-Rated Seller Top-Rated Seller
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VINTAGE FABER CASTELL SLIDE RULE 62/82 POCKET DUPLEX W/LEATHER CASE GERMANY Buy Now »
Free Shipping

VINTAGE FABER CASTELL SLIDE RULE 62/82 POCKET DUPLEX W/LEATHER CASE GERMANY

Buy: $65.00 Ships:
Free
$65.00
Buy now
2 hrs
12 mins
  • Item Condition: Used
  • Item Location: McKees Rocks, PA, USA ZIP 15136
  • Shipping Type: Free
  • Handling Time: 3 business days
  • Seller: ogrespringmaker   Feedback: 1,053 / 99.5%  Top-Rated Seller Top-Rated Seller
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Slide rule Post Versalog 1461 with original leather case Bid Now »

Slide rule Post Versalog 1461 with original leather case

Bid: $31.00
Ships:
Based on Zip
$31.00
Plus shipping
2 hrs
15 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,478 / 100%
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Slide Rule Pickett 10 inch Model 800-ES with original box and paper work Bid Now » Buy Now »

Slide Rule Pickett 10 inch Model 800-ES with original box and paper work

Bid: $20.00
Buy: $75.00
Ships:
Based on Zip
$20.00
Plus shipping
Buy now
2 hrs
16 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,478 / 100%
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Clark Fluid Controls Steam Trap Selector 1948 Slide Rule Tool Buy Now »

Clark Fluid Controls Steam Trap Selector 1948 Slide Rule Tool

Buy: $19.94 Ships:
Based on Zip
$19.94
Plus shipping
Buy now
2 hrs
17 mins
  • Item Condition: Used
  • Item Location: Hanahan, SC, USA ZIP 29410
  • Shipping Type: Calculated
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: crsports94   Feedback: 3,600 / 100%
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Slide Rule Compass SR-909 w/case Bid Now » Buy Now »

Slide Rule Compass SR-909 w/case

Bid: $15.00
Buy: $20.00
Ships:
Based on Zip
$15.00
Plus shipping
Buy now
2 hrs
26 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,482 / 100%
  • See other items for sale from screengrid
Post Versalog Slide Rule with case 1460 Japan Hemmi Bamboo w/ leather case Bid Now » Buy Now »

Post Versalog Slide Rule with case 1460 Japan Hemmi Bamboo w/ leather case

Bid: $20.00
Buy: $35.00
Ships:
Based on Zip
$20.00
Plus shipping
Buy now
2 hrs
27 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,482 / 100%
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Pickett N902-ES Simplex Trig lll "all metal slide rules" W/leather case Bid Now » Buy Now »

Pickett N902-ES Simplex Trig lll "all metal slide rules" W/leather case

Bid: $10.00
Buy: $15.00
Ships:
Based on Zip
$10.00
Plus shipping
Buy now
2 hrs
28 mins
  • Item Condition: Used
  • Item Location: Seneca, SC, USA ZIP 29678
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: screengrid   Feedback: 1,478 / 100%
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Vintage Keuffel & Esser Decitrig 4081-3 Slide Ruler With Leather Case Buy Now »

Vintage Keuffel & Esser Decitrig 4081-3 Slide Ruler With Leather Case

Buy: $69.99 Ships:
Based on Zip
$69.99
Plus shipping
Buy now
2 hrs
45 mins
  • Item Condition: Used
  • Item Location: Seymour, TN, USA ZIP 37865
  • Shipping Type: Calculated
  • Expedited Shipping
  • Handling Time: 10 business days
  • Returns Accepted
  • Seller: mirandhurs0   Feedback: 110 / 100%
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 Farming Advertising ~ Continental Automatic Flow Control Unit Pressure Setting Buy Now »

Farming Advertising ~ Continental Automatic Flow Control Unit Pressure Setting

Buy: $4.50 Ships:
$4.95
$9.45
Buy now
2 hrs
48 mins
  • Item Condition: Used
  • Item Location: Cordova, MD, USA ZIP 21625
  • Shipping Type: Flat Rate
  • Shipping Cost: $4.95
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: horsecents1961   Feedback: 681 / 100%
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Engineer's Vintage Tool Lot: Slide Rules, AMCO precision Miter Box, psycrometer Bid Now » Buy Now »

Engineer's Vintage Tool Lot: Slide Rules, AMCO precision Miter Box, psycrometer

Bid: $15.00
Buy: $19.50
Ships:
Based on Zip
$15.00
Plus shipping
Buy now
3 hrs
8 mins
  • Item Condition:
  • Item Location: Conshohocken, PA, USA ZIP 19428
  • Shipping Type: Calculated
  • Expedited Shipping
  • Handling Time: 3 business days
  • Seller: onefish_twofish   Feedback: 63 / 97.9%
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Post 1444-P slide ruler made in USA Buy Now »

Post 1444-P slide ruler made in USA

Buy: $24.99 Ships:
Based on Zip
$24.99
Plus shipping
Buy now
3 hrs
19 mins
  • Item Condition: Used
  • Item Location: Holland, MI, USA ZIP 49423
  • Shipping Type: Calculated
  • Handling Time: 3 business days
  • Seller: dereksniper5   Feedback: 673 / 100%  Top-Rated Seller Top-Rated Seller
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1960s PROFIT SLIDE RULES LOT OF 3- Prestolog Profitmeter Kempenich Hughes Rogers Buy Now »

1960s PROFIT SLIDE RULES LOT OF 3- Prestolog Profitmeter Kempenich Hughes Rogers

Buy: $16.95 Ships:
Based on Zip
$16.95
Plus shipping
Buy now
3 hrs
33 mins
  • Item Condition: Used
  • Item Location: Novato, CA, USA ZIP 94945
  • Shipping Type: Calculated
  • Handling Time: 1 business day
  • Returns Accepted
  • Seller: the*hat*guy   Feedback: 3,023 / 100%  Top-Rated Seller Top-Rated Seller
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Vintage Mannheim-Trig No. 1457  Frederick Post Slide Ruler with Case Made in USA Buy Now »

Vintage Mannheim-Trig No. 1457 Frederick Post Slide Ruler with Case Made in USA

Buy: $19.99 Ships:
$9.99
$29.98
Buy now
3 hrs
48 mins
  • Item Condition: Used
  • Item Location: Howes Cave, NY, USA ZIP 12092
  • Shipping Type: Flat Rate
  • Shipping Cost: $9.99
  • Handling Time: 3 business days
  • Returns Accepted
  • Seller: scott-sales4u   Feedback: 1,776 / 100%
  • See other items for sale from scott-sales4u


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