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VTG Prestolog Profitmeter & Discount Calculator 1935 Kempenich Palo Alto CA

$ 17.6 $ 10.56

Slide rule, Vintage, 1978, made in the USSR.

$ 8.8 $ 5.28

Vintage Lightnin' Mixers and Agitators Sterling Slide Rule No.587 With Case

$ 13.17 $ 7.9

VINTAGE PICKETT 500 HI-LOG SPEED RULE with CASE and INSTRUCTION MANUAL

$ 43.98 $ 26.38

Vintage Acumath Slide Rule With Tan Case Acu-Math No. 400 12.5" USA Made

$ 10.51 $ 6.3

Vintage Acu Math Student Slide Rule

$ 4.4 $ 2.64

Vintage Engineering USA Slide Rule Keuffel & Esser Co NY Black Leather Case EUC

$ 8.79 $ 5.27

Recht CHEM-FORMULATOR Wheel Vintage Chemistry Class 1960 Christian Recht

$ 24.63 $ 14.77

John Poland, SLIDE RULE INSTRUCTION BOOK with 10” SLIDE RULE

$ 13.2 $ 7.91

Sylvania Theater, Television, And Photographic Lamp Rule Vintage

$ 13.94 $ 8.36

Keuffel & Esser 4081-3S Log Log Duplex Decitrig Slide Rule w/ Leather Case & Box

$ 68.52 $ 41.11

K&E Keuffel & Esser DECI-LON 68 1100 Slide Rule with Leather Case

$ 86.12 $ 51.67

vintage slide rule in case with instructions Mannheim Type slide rule

$ 5.27 $ 3.16

Vintage 1973 - Metrics Made Easy Pull Chart -The Standard Register Company

$ 4.21 $ 2.52

Vintage-K&E Keuffel & Esser Co.-Log Log Duplex Decitrig Slide Rule-4081-3

$ 17.6 $ 10.56

Pickett Slide Rule Model N902-ES Simplex Trig w/ Case

$ 13.2 $ 7.91

1960 Vintage Logarithmic Ruler KL-1 Round Made in USSR

$ 34.32 $ 20.59

Vintage Pickett CREI N-531-ES All Metal Slide Rule w/Case

$ 17.59 $ 10.55

Pickett N800-T Log Log Duplex Speed Slide Rule + Leather Case Instructions 10"

$ 66 $ 39.6

Engineer Logarithmic Mathematical Circular. Slide Rule KL-1 Calculator USSR

$ 30.79 $ 18.47

(B15) Pickett Model 902 12" Metal Slide Rule w/ Leather Slip Case Early Version

$ 12.32 $ 7.39

1955 PATHON HYDRAULIC SLIDE RULE CALCULATOR & OLD CONCRETE VOLUME COMPUTER LOOK!

$ 3.33 $ 2

Vintage Reiss 3209 Pocket Slide Rule Aluminum

$ 26.39 $ 15.83

STAEDTLER MARS Vintage No. 944 28 Slide Rule Blue Leather Case Germany

$ 43.99 $ 26.39

Vtg 1959 Pickett Model 14 US Military All Metal Slide Rule Ruler Leather Case

$ 13.19 $ 7.91

1943 Derick Trigonometry Simplified Circular Slide Rule & Drill Gauge Dial

$ 8.79 $ 5.27

Museum Slider (1959) Boonshaft and Fuchs Direct Reading Frequency slide rule

$ 703.12 $ 421.87

dietzgen 1737 japan slide rule with leather case & handle

$ 17.6 $ 10.56

VINTAGE PICKETT MICROLINE 120 SLIDE RULER W/ CASE - ENGINEERING

$ 1.75 $ 1.05

Frederick Post Versalog #1460 Slide Rule w/ Leather Case & Belt Clip Hemmi Japan

$ 13.2 $ 7.91

Vintage Pickett Trainer V No 120 Slide Rule With Case USA boxed & instructions

$ 4.84 $ 2.9

Frederick Post 1461 Versalog Pocket Slide Rule Hemmi Japan Read Description

$ 43.99 $ 26.39

Scientific Instruments Co. Professional Circular Slide Rule - No. 120-D

$ 61.59 $ 36.95

11" Sterling Metric Converter Slide Rule - Length Square Cubic Weight US Made

$ 1.75 $ 1.05

Vintage 1947 Keuffel & Esser K&E Slide Rule 4181-1 w/Leather Case USA

$ 49.28 $ 29.56

1947 Vintage 7” Keuffel & Esser Co. Pocket Slide Rule With Org. Leather Sheath

$ 26.04 $ 15.62

K&E 4083-3 Log Log Duplex Duplex Vector Slide Rule with 22 Scales + Leather Case

$ 30.8 $ 18.48

Vintage Frederick Post 1447 & 1460 lot of Slide Rulers and Navy Scale with Box

$ 87.99 $ 52.79

1940's Vintage Watson-Park Co. The Miniature 6" Slide Rule w/ Orig. Case & Paper

$ 4.4 $ 2.64

Keuffel & Esser K&E Original 4070 Slide Rule with Chisel Cursor in Case

$ 94.6 $ 56.76

Vintage 1968 Materials Computer Slide Calculator Wheel Info Inc. Newton MA

$ 7.03 $ 4.21

1954 ARISTO MULTILOG NO. 970-SLIDE RULE..CASE

$ 17.55 $ 10.53

post slide ruler - Vintage With Leather Holder

$ 10.56 $ 6.33

1972 American Koyo Corp Metric Converter Calculator Silde Rule

$ 4.37 $ 2.62

Concrete Quantity Calculator Slide Rule (3) Triangle Rock Prod.

$ 11.39 $ 6.83

Scientific Instruments Circular Slide Rule Vintage 1962

$ 44 $ 26.4

Vintage 1943 Jardur Flight Calculator in Sleeve 5 1/2"

$ 17.59 $ 10.55

Vintage 6 Inch Pickett N600 ES Slide Rule with leather case

$ 21.64 $ 12.98

1954 Keuffel & Esser Slide Rule Polyphase No. 4053 Manual Leather Sheath Rare

$ 8.8 $ 5.28

Pickett Eckel Slide Rule US Military Model 14 Field Artillery Case Vintage Army

$ 21.81 $ 13.08

Slide Rule Pickett & Eckel Model 4-T Dual Base Synchro-Scale W/ Leather Case

$ 21.11 $ 12.66

Pickett & Eckel Model 300 Metal Slide Rule Mini Pocket 6 Inch With Leather Case

$ 65.86 $ 39.52

Keuffel & Esser Vintage Polyphase Slide Rule Ruler N4053-3 (ShipWt12oz)

$ 1.75 $ 1.05

BigRix F. POST SUN HEMMI BAMBOO SLIDE RULE 1447 ENGINEER RULER w/CASE VERY GOOD

$ 9.24 $ 5.54

Vintage Cardboard Conversion Calculator Slide Chart / Ad, Metric To English

$ 5.27 $ 3.16

1965 ARISTO MONORIETZ 803 SLIDE RULE RARE

$ 13.19 $ 7.91

Deci-Lon Slide Rule KEUFFEL & ESSER K+E 68-1100 • Leather Case • Vintage 1960s

$ 114.39 $ 68.63

Vintage Fred Post No. 1461 Slide Rule w/ Leather Case Sun Hemmi Chicago 12 1/4"

$ 26.39 $ 15.83

Vintage Concise Chemical Tables and Circular Slide Rule SAMA & ETANI & Manual

$ 8.75 $ 5.25

1968 Ohmite Ohm's Law Calculator Slide Ruler Parallel Resistance calculator USA

$ 17.59 $ 10.55

Vintage Bruning 68-540 Pocket Slide Rule, Case, Instructions & Box With 5" Ruler

$ 5.36 $ 3.22

K&E 68 1210 LOG LOG DUPLEX Decitrig SLIDE RULE EUC

$ 5.16 $ 3.09

Shure Reactance Slide Rule

$ 4.4 $ 2.64

Vintage Pickett Model N 1010-T Trig Trigonometry Slide Rule with Leather Sleeve

$ 7.91 $ 4.74

Pickett N4-ES Log Log Dual-Base Speed Metal Slide Rule Leather Case 1959 Vintage

$ 13.19 $ 7.91

Pickett 540-T Slide Rule Pratt & Whitney Jet Turbine Calculator

$ 17.6 $ 10.56

Vintage 1962 Pickett N-500-ES Hi Log Slide Rule All Metal w/ Suede Case

$ 48.35 $ 29.01

Vintage Etamco Metal Forms Wire Form Slide Rule Calculator dq

$ 26.39 $ 15.83

Rare Vintage Sun Hemmi Bamboo No. 153 Slide Rule Japan Electrical Engineer Tool

$ 21.99 $ 13.19

Starrett Metric Tools Pocket Conversion Guide Fractions Decimals Millimeters

$ 5.27 $ 3.16

Vintage Keuffel & Esser K&E Deci-Lon 10 Slide Rule w/ Leather Case 1968

$ 44 $ 26.4

Rare NIB Vintage Keuffel & Esser Co. K&E Log Log Duplex Decitrig Slide Rule

$ 205.91 $ 123.54

Pickett 6” Slide Rule Model 200 • Metal with Leather Case • Bethlehem Steel Logo

$ 30.75 $ 18.45

Vtg. C-THRU VINYL PLASTIC POCKET SLIDE RULE in PAPER SHEATH No. 27 MADE in USA

$ 4.4 $ 2.64

SUN HEMMI # 259 Bamboo Slide Rule in Original Box Made in Japan

$ 39.6 $ 23.76

BURNDY CALIPER POCKET RULE WITH LEATHER CASE

$ 20.59 $ 12.35

Vintage Precision Sterling Slide Rule 11" Made in the U.S.A.

$ 1.75 $ 1.05

Concrete Volume Computer 1968 Gerson Co. Mass

$ 19.55 $ 11.73

Vintage 1961 Keuffel & Esser Co. K&E Deci-Lon 10 Slide Rule w/ Leather Case

$ 65.95 $ 39.57

Vintage Sun Hemmi OCCUPIED Japan Slide Rule No. 153

$ 52.79 $ 31.67

Lot Of 3 Vintage Slide Rulers, Frederick Post & Pickett, Good Condition,

$ 17.59 $ 10.55

Lot of 5 slide charts and conversion factors

$ 4.39 $ 2.63

VINTAGE KEUFFEL & ESSER SLIDE RULE #4082-3s WITH LEATHER CASE.

$ 8.79 $ 5.27

Vintage Ruler Lot Post Versalog Alvin Hickory Instrument

$ 17.6 $ 10.56

Vintage Diwa 6” Slide Rule Denmark No. 601-1 Leather Case

$ 13.15 $ 7.89

Vintage Post Slide Rule 1460 with Case Excellent Condition

$ 15.62 $ 9.37

12" Slide Rule Acu-Math No. 400 Made in USA One-sided w Vinyl Case

$ 13.19 $ 7.91

Vintage International Rectifier Shunt Regulator Slide Rule Calculator dq

$ 26.39 $ 15.83

VTG. Pickett & ECKEL model 600 Slide Rule 6" Speed Rule W/MILWAUKEE SCH. OF ENG.

$ 21.99 $ 13.19

(1949) Ohmite Ohm’s Law & Parallel Resistance Calculator In Original Envelope

$ 14.07 $ 8.44

Hemmi No.153 "Electrical Engineer's Universal" Slide Rule. Duplex. Bamboo. FIne

$ 39.6 $ 23.76

Vintage Logomat Pfiffikus 2001 DBGM Mini Slide rule Germany Case Manuals Rare

$ 104.72 $ 62.83

Keuffel & Esser - K&E Slide Rules An Instruction Manual 1962 Hardcover Book VG+

$ 30.36 $ 18.21

Dietzgen Redi-Rule No. 1771 5" Pocket Slide Rule Leather Pocket Case USA Bruning

$ 5.27 $ 3.16

Norma Ronda 190 DBGM Circular Slide Rule 50cm Scales Diam 7.5” With Case & More

$ 61.59 $ 36.95

Vintage Frederick Post Co 1452W and 1447 Universal Slide Rule HEMMI JAPAN w/BOX

$ 7.03 $ 4.21

Dietzgen Model 1768-P Slide Rule

$ 8.75 $ 5.25

Slide Rules (3) - Joe Klawun - Berlin, DK and Unknown Plastic

$ 8.77 $ 5.26

Vintage USSR Engineer Logarithmic Mathematical Slide Rule Soviet Leningrad 1959

$ 26.4 $ 15.83

Keuffel & Esser Co. NY Vintage Slide Ruler & Case Drafting USA Wood G-Vg Cond

$ 19.31 $ 11.58