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 1940s slide rule Pickett and Eckel No 4 with leather case Bid Now »

Vintage 1940s slide rule Pickett and Eckel No 4 with leather case

Bid: $9.99
Ships:
Based on Zip
$9.99
Plus shipping
5 mins
VINTAGE DIETZGEN CAT. NO. 1734 SLIDE RULE W LEATHER CASE & NO. 1786 MANUAL LOOK! Bid Now » Buy Now »

VINTAGE DIETZGEN CAT. NO. 1734 SLIDE RULE W LEATHER CASE & NO. 1786 MANUAL LOOK!

Bid: $24.99
Buy: $35.00
Ships:
$6.50
$31.49
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15 mins
Pickett Slide Rules in all metal and plastic Bid Now » Buy Now »

Pickett Slide Rules in all metal and plastic

Bid: $30.00
Buy: $40.00
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$30.00
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17 mins
(2) Vtg Pocket slide rule W/ Case DIVA / Lear brand nice Bid Now »

(2) Vtg Pocket slide rule W/ Case DIVA / Lear brand nice

Bid: $13.85
Ships:
$3.85
$17.70
24 mins
Keuffel Esser 1961 slide rule K&E K12 Prep w/ Directions and Plastic Sleeve Buy Now »

Keuffel Esser 1961 slide rule K&E K12 Prep w/ Directions and Plastic Sleeve

Buy: $14.99 Ships:
$2.60
$17.59
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34 mins
SANS & STREIFFE NO.311 SLIDE RULER Bid Now »
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SANS & STREIFFE NO.311 SLIDE RULER

Bid: $14.95
Ships:
Free
$14.95
37 mins
Tension Spring Roller,No 111769,  Slide-Co, 3PK Buy Now »
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Tension Spring Roller,No 111769, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $14.09 Ships:
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$14.09
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37 mins
Slide-co 173542 Bronze Casement Folding Crank Handle,No 173542,  Slide-Co, 3PK Buy Now »
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Slide-co 173542 Bronze Casement Folding Crank Handle,No 173542, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $17.86 Ships:
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$17.86
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37 mins
POST VERSALOT SLIDE RULE, CAT. NO. 1460, WITH LEATHER CASE Bid Now »

POST VERSALOT SLIDE RULE, CAT. NO. 1460, WITH LEATHER CASE

Bid: $24.99
Ships:
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$24.99
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38 mins
VINTAGE PICKET MODEL N803-ES SLIDE RULER, DUAL BASE, 12" SINCHRO-SCALE Buy Now »

VINTAGE PICKET MODEL N803-ES SLIDE RULER, DUAL BASE, 12" SINCHRO-SCALE

Buy: $17.50 Ships:
$6.00
$23.50
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45 mins
VTG K&E KEUFFEL & ESSER 12" SLIDE RULE WITH LEATHER CASE  USA Buy Now »

VTG K&E KEUFFEL & ESSER 12" SLIDE RULE WITH LEATHER CASE USA

Buy: $29.99 Ships:
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$29.99
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52 mins
Vintage Slide Rule: Frederick POST co. 1447  HEMMI JAPAN early in Red Box Buy Now »

Vintage Slide Rule: Frederick POST co. 1447 HEMMI JAPAN early in Red Box

Buy: $19.99 Ships:
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$19.99
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53 mins
Vintage Pickett Slide Rule Model N-500-T Metal Mathematic Instrument Calculating Buy Now »

Vintage Pickett Slide Rule Model N-500-T Metal Mathematic Instrument Calculating

Buy: $24.95 Ships:
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$24.95
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55 mins
Vintage 1962 Pickett Engineering Slide Rule N - 500 - T -  Made in USA Bid Now »

Vintage 1962 Pickett Engineering Slide Rule N - 500 - T - Made in USA

Bid: $24.99
Ships:
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$24.99
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1 hr
2 mins
EL- INSTANT US TO METRIC CONVERSIONS SLIDE CHART 1971 Buy Now »

EL- INSTANT US TO METRIC CONVERSIONS SLIDE CHART 1971

Buy: $34.99 Ships:
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$34.99
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1 hr
3 mins
Vintage Keuffel & Esser K & E Mannheim Slide Rule & Case 4041 Buy Now »
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Vintage Keuffel & Esser K & E Mannheim Slide Rule & Case 4041

Buy: $32.00 Ships:
Free
$32.00
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1 hr
3 mins
Vintage Electricity vs LPG Slide Chart Calculator Tool w/ Sheath - 8-1/2" Buy Now »

Vintage Electricity vs LPG Slide Chart Calculator Tool w/ Sheath - 8-1/2"

Buy: $12.99 Ships:
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$12.99
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1 hr
5 mins
Vintage Square D Motor Data Calculator Tool -  6-1/2" Long  1978 Buy Now »

Vintage Square D Motor Data Calculator Tool - 6-1/2" Long 1978

Buy: $12.99 Ships:
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$12.99
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1 hr
6 mins
Gas Pipe & Orifice Calculator Buy Now »

Gas Pipe & Orifice Calculator

Buy: $9.99 Ships:
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$9.99
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1 hr
9 mins
Slide-Co #16815 WardDR Plastic Pole Socket,No 16815,  Slide-Co, 3PK Buy Now »
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Slide-Co #16815 WardDR Plastic Pole Socket,No 16815, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $6.99 Ships:
Free
$6.99
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1 hr
11 mins
Exc.Vintage Keuffel & Esser Log Log Duplex Decitrig Slide Rule 1947 Bid Now »

Exc.Vintage Keuffel & Esser Log Log Duplex Decitrig Slide Rule 1947

Bid: $10.00
Ships:
Based on Zip
$10.00
Plus shipping
1 hr
22 mins
Slide-Co #16557 Wardrobe DR Guide,No 16557,  Slide-Co, 3PK Buy Now »
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Slide-Co #16557 Wardrobe DR Guide,No 16557, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $20.22 Ships:
Free
$20.22
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1 hr
23 mins
Vintage Fraction Of An Inch Adding Machine With Case, By Sheradco Inc., Detroit. Bid Now » Buy Now »

Vintage Fraction Of An Inch Adding Machine With Case, By Sheradco Inc., Detroit.

Bid: $11.95
Buy: $19.95
Ships:
$3.25
$15.20
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1 hr
30 mins
NICE CLEAN SUN HEMMI #24 5-7/8" SMALL POCKET SLIDE RULE + LEATHER CASE WORKS OK Bid Now »

NICE CLEAN SUN HEMMI #24 5-7/8" SMALL POCKET SLIDE RULE + LEATHER CASE WORKS OK

Bid: $14.99
Ships:
$4.50
$19.49
1 hr
35 mins
Rare Huge 7 Foot Long Pickett Slide Rule Teachers Aid Trade Sign Buy Now »

Rare Huge 7 Foot Long Pickett Slide Rule Teachers Aid Trade Sign

Buy: $499.99 Ships:
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$499.99
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1 hr
36 mins
Pickett Microline 120 Slide Rule w/original case USED Bid Now »

Pickett Microline 120 Slide Rule w/original case USED

Bid: $12.95
Ships:
Based on Zip
$12.95
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1 hr
53 mins
Adjustable Ruler with Radius Arc Measurement - Acu-Arc (Inches) Buy Now »
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Adjustable Ruler with Radius Arc Measurement - Acu-Arc (Inches)

Buy: $49.95 Ships:
Free
$49.95
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2 hrs
5 mins
Slide-co 172411-W White Diecast Sliding Window Latch 1/2",No 172411-W,  Slide-Co Buy Now »
Free Shipping

Slide-co 172411-W White Diecast Sliding Window Latch 1/2",No 172411-W, Slide-Co

Great Value, 3 Pack !
Buy: $14.39 Ships:
Free
$14.39
Buy now
2 hrs
7 mins
Slide-Co #183620 4PK Storm DR Panel Clip,No 183620,  Slide-Co, 3PK Buy Now »
Free Shipping

Slide-Co #183620 4PK Storm DR Panel Clip,No 183620, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $7.89 Ships:
Free
$7.89
Buy now
2 hrs
8 mins
Slide-Co #172001 2PK Aluminum SlidWind Roller,No 172001,  Slide-Co, 3PK Buy Now »
Free Shipping

Slide-Co #172001 2PK Aluminum SlidWind Roller,No 172001, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $9.16 Ships:
Free
$9.16
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2 hrs
8 mins
Slide-Co #181052 4PK White Storm DR Clip,No 181052,  Slide-Co, 3PK Buy Now »
Free Shipping

Slide-Co #181052 4PK White Storm DR Clip,No 181052, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $9.01 Ships:
Free
$9.01
Buy now
2 hrs
8 mins
How to Use Trig Slide Rules Pickett Book Manual Buy Now »

How to Use Trig Slide Rules Pickett Book Manual

Buy: $9.99 Ships:
$4.00
$13.99
Buy now
2 hrs
12 mins
Anique Keuffel & Esser K&E 4092 Log Log Slide Rule w/Case Bid Now »

Anique Keuffel & Esser K&E 4092 Log Log Slide Rule w/Case

Bid: $9.95
Ships:
Based on Zip
$9.95
Plus shipping
3 hrs
7 mins
Screen Door Roller,No 111370,  Slide-Co, 3PK Buy Now »
Free Shipping

Screen Door Roller,No 111370, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $26.92 Ships:
Free
$26.92
Buy now
3 hrs
39 mins
Slim Line Window Sash Lock,No 17755-W,  Slide-Co, 3PK Buy Now »
Free Shipping

Slim Line Window Sash Lock,No 17755-W, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $10.94 Ships:
Free
$10.94
Buy now
3 hrs
39 mins
Slide-Co #18716 4PK Grey Plastic Scr Clip,No 18716,  Slide-Co, 3PK Buy Now »
Free Shipping

Slide-Co #18716 4PK Grey Plastic Scr Clip,No 18716, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $6.23 Ships:
Free
$6.23
Buy now
3 hrs
39 mins
C-Thru made in USA AT8 Slide Angle Measure Buy Now »

C-Thru made in USA AT8 Slide Angle Measure

Buy: $23.96 Ships:
Free
$23.96
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3 hrs
51 mins
Slide-Co #241938 3/4x5/8 Plastic DR Catch,No 241938,  Slide-Co, 3PK Buy Now »
Free Shipping

Slide-Co #241938 3/4x5/8 Plastic DR Catch,No 241938, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $9.92 Ships:
Free
$9.92
Buy now
4 hrs
53 mins
Patio Door Strike,No 151955,  Slide-Co, 3PK Buy Now »
Free Shipping

Patio Door Strike,No 151955, Slide-Co, 3PK

Great Value, 3 Pack !
Buy: $9.49 Ships:
Free
$9.49
Buy now
4 hrs
53 mins
Slide-co 164172 Bi-fold Door Top Slide Pivot 1-5/16" 2/PK,No 164172,  Slide-Co Buy Now »
Free Shipping

Slide-co 164172 Bi-fold Door Top Slide Pivot 1-5/16" 2/PK,No 164172, Slide-Co

Great Value, 3 Pack !
Buy: $12.10 Ships:
Free
$12.10
Buy now
4 hrs
53 mins


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