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General Dunlap Machinists Slide Rule Gauges Lot Of 9

$ 7.91 $ 4.74

Vintage Keuffel & Esser K&E 4081-3 Log Duplex Decitrig Slide Rule W/Case and Box

$ 43.95 $ 26.37

Hemmi Weight Control Calculator. 6 Scales x 10.5cm. Very Scarce. Excellent.

$ 23.76 $ 14.25

Vintage 6” Sterling Pocket Slide Rule No. 587, 1960s Made in USA

$ 6.11 $ 3.66

ACU-MATH 1311 Log Log Decimal Trig Slide Rule with Leather Pouch

$ 17.6 $ 10.56

Slide Chart, GRABER, "Margin of Profit", (S757) D10

$ 8.79 $ 5.27

Socket Screw Selector slide chart, Holo-Krome, 1967 (S560) D-10

$ 4.39 $ 2.63

Vintage Aristo Nr 970 rule + leather carrying case - Made in Germany

$ 20.68 $ 12.4

Czech Republic LOGAREX 4542-27401 with Original Box - 12 Scales

$ 8.14 $ 4.88

Vintage Keuffel & Esser Co. N.Y. 20" Slide Rule 4053-5 With Case (Read)

$ 39.6 $ 23.76

1948 Slide Rule PICKETT & ECKEL with Leather Case - no. 1000

$ 11.39 $ 6.83

vintage Fahrenheit Celsius Conversion Scale Slide Rule Ohio National Guard

$ 13.19 $ 7.91

vintage hemmi sun slide Rule with box

$ 13.19 $ 7.91

vintage K I Willis Superior Elevator Capacity Calculator Slide rule Milan IL

$ 13.19 $ 7.91

Vintage slide rule Post 1460 Versalog Hemmi Japan with leather case

$ 17.59 $ 10.55

VINTAGE SUN HEMMI JAPAN BAMBOO SLIDE RULE No. 259 EE May 1954 ENGINEER & CASE

$ 42.24 $ 25.34

Vintage Pickett N4-ES Slide Rule W/ Original Leather Case

$ 87.98 $ 52.78

ruler circular slide rule Stadia calculator Computer Difference Of Elevation

$ 35.19 $ 21.11

NEW IN BOX Hemmi No. 269 'Civil Engineer' Slide Rule. Duplex.Bamboo.25 Scales.

$ 154 $ 92.4

Vintage Keuffel & Esser K & E Favorite Trade Mark Slide Rule 4056 w/ Orig. Case

$ 8.79 $ 5.27

Vintage Pickett N600-ES Log Log Speed Slide Rule Duplex Pocket Leather Case 60s

$ 131.99 $ 79.19

Teledyne Post 44CA-600 Versalog Slide Rule, Book and Leather Case. Bamboo.

$ 88 $ 52.8

Private Pilot Practical Test Standards (P376)

$ 6.15 $ 3.69

Vintage 1962 Pickett Model N-500-T Slide Rule with Original Leather Case

$ 22.43 $ 13.45

Vintage 1963, August Sun Hemmi Bamboo Slide Rule No. 260, Made in Japan

$ 109.95 $ 65.97

(B3) Sterling Model 587 Slide Rule w/ Plastic Slip Case & Instructions

$ 8.27 $ 4.96

Vintage DIETZGEN Commander Drawing Instruments Drafting w/ Lined Case Made USA

$ 21.99 $ 13.19

Aristo Slide Rule 0903 Made in Germany Original Box and Instructions

$ 8.8 $ 5.28

Albert Nestler Slide Rule with Case No Model #, 1920's??

$ 39.6 $ 23.76

Vintage Slide Rule Calculator Valve Pump Flow Gauge Lot ~ Hoke Steinen Valtek

$ 15.79 $ 9.47

Concise Model 310 Slide Rule. Plastic. 7 Scales. 4-3/16" Diameter. Case.

$ 33.44 $ 20.06

Vintage Frederick Post Co. No.1447 Slide Rule Hemmi Japan in Case

$ 11.43 $ 6.85

Pickett Model 600 Synchro Scale Log Log Speed Rule With Case Slide Rule Vintage

$ 35.2 $ 21.12

1947 Keuffel & Esser - K&E N4081-3 Log Log Duplex Decitrig Slide Rule w/ Case

$ 21.99 $ 13.19

K&E 4181-3 Log Log Duplex Decitrig -- 12" Slide Rule -- 21 Scales

$ 16.67 $ 10

Slide rule Sun Hemmi Made in Occupied Japan W/Bamboo Case Very Nice!

$ 12.32 $ 7.39

Dietzgen Multiphase Style M Improved Decimal Trig Log Log Slide Rule & Holster

$ 14.95 $ 8.97

Rare Vintage K & E Deci-lon Pocket Slide Rule, Model 68 1130, Leather, Brand New

$ 307.95 $ 184.77

Pickett N-500-ES All Metal Slide Rule & Leather Case 1962 Free Shipping to USA!!

$ 31.67 $ 19

Vintage Dietzgen Slide Rule Maniphase Multiplex Industrial No 1751 Free Shipping

$ 26.28 $ 15.77

Vintage K & E 6” Ruler in Tan Leather K & E Case. #1420 W

$ 13.2 $ 7.91

Vintage ARITHMA Hand Held Mechanical Adding Machine ADDIATOR

$ 8.79 $ 5.27

vintage Latrobe Steel Company Slide Rule Ruler Latrobe Pennsylvania

$ 13.19 $ 7.91

Vintage Frederick Post Co. #1460 Versalog Slide Rule & Case Hemmi Japan w/ Case

$ 30.74 $ 18.44

Vintage Post Versalog 1460 Slide Rule w/ Leather Case Made in Japan Bamboo

$ 30.8 $ 18.48

Vintage Frederick Post Co. Slide Rule 1462 with Brown Leather Case

$ 26.4 $ 15.83

Vintage slide rule Pickette electronic model n 515 T

$ 26.39 $ 15.83

Slide Rule with Leather Case, Hemmi -- Made in Occupied Japan, Bamboo, Used

$ 14.52 $ 8.71

Keuffel & Esser 30” Flexible Curve Rule Transparent Edge 57 2817-30

$ 26.39 $ 15.83

Vtg OHMITE Parallel Resistance Ohm's Law Calculator Slide Rule

$ 7.03 $ 4.21

Vintage Fredrick Post sight level very rare

$ 19.14 $ 11.48

A.W. Faber Castell 111/54 System DARMSTADT Vintage SLIDE RULE Germany

$ 17.6 $ 10.56

vintage K.E slide ruley

$ 15.75 $ 9.45

Vintage 1971 Western Wood Products Association Beam Computer Slide Ruler

$ 11.39 $ 6.83

Vintage Richardson Pantocrat Slide Rule All Steel w/ Case England FREE SHIPPING

$ 13.15 $ 7.89

K&E Keuffel & Esser 8ft. Wyteface Tape Measure

$ 10.55 $ 6.33

Vintage Arithma Addiator Pocket Slide Rule Calculator with Stylus Pen Germany

$ 8.78 $ 5.26

Frederick Post Engineering Slide Ruler No. 1462 with Case

$ 11.44 $ 6.86

1970 Faber Castell 2/83n Novo Duplex Slide Rule & Pencil Advertising Sign 24"

$ 249.91 $ 149.94

vintage AMTEA Laser Etched Holographic Fraction/Decimal/Metric Converter & Ruler

$ 5.71 $ 3.42

Electronic Equations calculator slide chart / slide rule (S864) D10

$ 17.59 $ 10.55

Eugene Dietzgen Maniphase Multiplex Vector Type Log Rule 1735 with Case

$ 30.75 $ 18.45

Pickett N-515-T Cleveland Institute of Electronics Slide Rule w/ Leather Case

$ 35.2 $ 21.12

Vintage AcuMath 1240 Student Mannheim Type Slide Rule w/Leather Case and Manual

$ 22 $ 13.2

Teledyne Post 44CA-600 Versalog II 24 Scales in Leather Case Excellent Condition

$ 70.39 $ 42.23

Hemmi 275D 20 INCH Slide Rule. Expert Electrical Engineer. Duplex.Bamboo.Exclnt.

$ 550 $ 330

Vintage Slide Rule No. 500 Acu Math Made in USA Ruler w Case Math Science Trig

$ 11.39 $ 6.83

Vintage KEUFFEL & ESSER K&E 4081-3 Log Slide Rule w/ Leather Case 1947

$ 17.6 $ 10.56

Sun Hemmi Japan Slide Rule #135 Bamboo W/Case In Original Box

$ 22 $ 13.2

1959 Pickett & Eckel N4-ES VECTOR-TYPE LOG metal slide dual-base speed rule

$ 87.95 $ 52.77

PICKETT N3 T/N600 T, TWIN PACK ALL METAL Slide Rule W/Bonus No.120. Leather Case

$ 57.19 $ 34.31

Vintage 1944 BF Grizzle Water Line Capacity Slide Rule, Instructions,case

$ 32.37 $ 19.42

Vintage Aerodyne velocity,air volume calulator slide rule,vacuum pressure loss

$ 10.51 $ 6.3

VINTAGE PICKETT Model 20 Basic 9 SCALE METAL ENGINEERING POCKET SLIDE RULE CASE

$ 17.6 $ 10.56

Vintage Rockwell 202 Slide Rule Calculator - Tested Works

$ 21.99 $ 13.19

Sun Hemmi P36 Pocket Slide Rule | P36S Sliderule w/ Case, Instructions, & Box

$ 26.39 $ 15.83

VINTAGE Pickett N4-ES Vector Type LOG LOG Slide Rule w/Case & Manual

$ 87.95 $ 52.77

Atomic Burst / Nuclear Blast Slide Rule | AERE Water Contamination Calculator

$ 131.99 $ 79.19

Fuji Tape Measure Slide Rule - Deals w/ Temperature, Sag, & Tension Changes

$ 109.99 $ 65.99

vintage Ricoh Japan No. 151 slide rule w/leather case & instruction manual

$ 4.4 $ 2.64

Pickett 902-T Simplex Trig Slide Rule and Case

$ 13.19 $ 7.91

Dietzgen Slide Rule 1767 With Leather Case And Instructions

$ 11.44 $ 6.86

3 Pc K&E Slide Rule Manual Log Log Duplex Vector & Decitrig & Supplement Manual

$ 17.59 $ 10.55

Vtg Slide Rule Teledyne Post 44BA-470 Hemmi Japan Plastic Case

$ 21.99 $ 13.19

Vintage Gerber Scientific Variable Scale Model TP007100B Leather Case 12” inches

$ 44.88 $ 26.92

1958 Aristo Cleveland Institute of Electronics No.10175 Slide Ruler in Box

$ 52.79 $ 31.67

Vintage Steel Weight Finder ~ Caulley Steel & Aluminum Co.~Alcott Calculator Co.

$ 17.6 $ 10.56

Post Versalog No. 1460 Slide Rule with Original Leather Case Hemmi Japan

$ 16.72 $ 10.03

Kennametal K-MILL feed and speed calculator for milling

$ 22 $ 13.2

Vtg Sama & Etani Circular Slide Rule Concise Science Tables Model 600 ST Japan

$ 24.63 $ 14.77

Vintage Concise Circular Slide Rule No.28 w/ Sleeve and Booklet - Made In Japan

$ 17.51 $ 10.5

VINTAGE K&E Keuffel & Esser Slide Rule N4081-3 Log Log Duplex Decitrig 1947 USA

$ 6.64 $ 3.98

1980 new vintage Slide Rule USSR Logarex Soviet Russian

$ 27.72 $ 16.63

Vintage Frederick Post Hemmi Bamboo Slide Rule 1460 Versalog

$ 22.88 $ 13.72

Hemmi No.641 Electrical Communications Slide Rule. Bamboo.

$ 79.2 $ 47.52

Vintage L3 Microwave Calculator Slide Rule -VSWR, Free-Space Loss, Power Density

$ 13.2 $ 7.91

Hemmi No.256 Electrical Communications Slide Rule.Duplex. Bamboo.20 Scales.Fine.

$ 76.56 $ 45.93

Frederick Post No. 1442 Pocket Dual 5”/10” Slide Rule W/ Case

$ 22 $ 13.2

siemens faber castell 67/54 b slide rule

$ 26.39 $ 15.83

Concise ruler circular slide rule 28N 100973 English Ver.

$ 35.2 $ 21.12