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SLNSW 31233 Maitland flood damage Mr J Marriott hosing down his house in Wallace Street.jpg
Fc 91 2-83n front.jpg
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Hand-held calculators, including Castecc Addiator and MBC Pocket Calculators - Ridai Museum of Modern Science, Tokyo - DSC07521.JPG
Various slide rules - MIT Slide Rule Collection - DSC03611.JPG
Various slide rules - MIT Slide Rule Collection - DSC03641.JPG
Various slide rules - MIT Slide Rule Collection - DSC03608.JPG
Slide rule - Zeppelin Museum Friedrichshafen - DSC06779.jpg
Cylindrical slide rule - Ridai Museum of Modern Science, Tokyo - DSC07490.JPG
Navigation slide rule - Ridai Museum of Modern Science, Tokyo - DSC07487.JPG
Escala C.jpg
Escalas C-D.jpg
Professor Fuller's Calculating Slide Rule - Ridai Museum of Modern Science, Tokyo - DSC07496.JPG
Slide Rule and Case, Pickett and Eckel, mid 1900s - National Electronics Museum - DSC00081.JPG
Cercle a calcul photo.jpg
History of math3.jpg
Loga-Calculator cylindrical slide rule, Daemen-Schmid, Zürich - Ridai Museum of Modern Science, Tokyo - DSC07494.JPG
Slide rule in base position.png
Slide rule multiplying by 2.75.png
Slide rule multiplying by 2.png
Slide rule multiplication.gif
Coggeshall_slide_rule.jpg
Mannheim Slide Rule, Tavernier Gravet - MIT Slide Rule Collection - DSC03688.JPG
Slide Rule Tie Clasps - MIT Slide Rule Collection - DSC03633.JPG
Slide rules - National Museum of Nature and Science, Tokyo - DSC07312.JPG
Slide rules - Ridai Museum of Modern Science, Tokyo - DSC07483.JPG
Slide rules - Ridai Museum of Modern Science, Tokyo - DSC07501.JPG
Slide rule made for Davidson Catalysts, Aristo Darmstadt Nr. 867U, mid 1900s - National Electronics Museum - DSC00083.JPG
Poper Musical Slide Rule - MIT Slide Rule Collection - DSC03651.JPG
Sun Hemmi slide rules, Japan - Ridai Museum of Modern Science, Tokyo - DSC07500.JPG
Wilhelm J.D. Keuffel - MIT Slide Rule Collection - DSC03570.JPG
Keuffel & Esser prototype slide rule, based on Cox Duplex Rule of 1891 - MIT Slide Rule Collection - DSC03606.JPG
Weight Watchers, Pointsfinder Slide Rule - MIT Slide Rule Collection - DSC03657.JPG
Otis King cylindrical slide rules, view 1 - Ridai Museum of Modern Science, Tokyo - DSC07491.JPG
Otis King cylindrical slide rules, view 2 - Ridai Museum of Modern Science, Tokyo - DSC07492.JPG
Currency Conversion Scale - MIT Slide Rule Collection - DSC03628.JPG
Gunter's Scale Sector - MIT Slide Rule Collection - DSC03579.JPG
Keuffel & Esser display - MIT Slide Rule Collection - DSC03615.JPG
RayDist em Calculator - MIT Slide Rule Collection - DSC03630.JPG
Simplex Wiring Computer - MIT Slide Rule Collection - DSC03654.JPG
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Regolo calcolatore.jpg
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Elizur Wright's Arithmeter No. 8 - MIT Slide Rule Collection - DSC03598.JPG
Epsco, Microwave Decibel Calculator - MIT Slide Rule Collection - DSC03636.JPG
Keuffel & Esser, Burkhardt Arithmometer - MIT Slide Rule Collection - DSC03595.JPG
Keuffel & Esser, Model 4090, Universal Slide Rule prototype - MIT Slide Rule Collection - DSC03589.JPG
W. & L.E. Gurley, Cox's Stadia Computer - MIT Slide Rule Collection - DSC03649.JPG
Jeppesen Sanderson Inc., Flight Computer - MIT Slide Rule Collection - DSC03622.JPG
Keuffel & Esser Model 1742, Fuller Spiral Slide Rule - MIT Slide Rule Collection - DSC03575.JPG
Keuffel & Esser Model 4128 Nordell Sewer Slide Rule - MIT Slide Rule Collection - DSC03674.JPG
Keuffel & Esser Model 4180, Fraction Adder - MIT Slide Rule Collection - DSC03616.JPG
Keuffel & Esser, Balloon & Airship Lift Computer - MIT Slide Rule Collection - DSC03584.JPG
O'Neill-Payne Fule Combustion Calculator - MIT Slide Rule Collection - DSC03660.JPG
MIT High Voltage Lab, Exposure Calculator - MIT Slide Rule Collection - DSC03626.JPG
Science and Mechanics, Home Workshop Handy Slide Rule - MIT Slide Rule Collection - DSC03639.JPG
Stevens Rally Indicator, Model 25 - MIT Slide Rule Collection - DSC03647.JPG
Keuffel & Esser - Hunnicutt and Associates, Residential Building Cost Slide Rule - MIT Slide Rule Collection - DSC03662.JPG
Jones & Laughlin Steel Corp., Coil Weight Calculator - MIT Slide Rule Collection - DSC03642.JPG
Keuffel & Esser - Picker X-ray, Fetal Medical Slide Rule - MIT Slide Rule Collection - DSC03680.JPG
Keuffel & Esser - Sperry, Model 4016 Pocket Calculator - MIT Slide Rule Collection - DSC03581.JPG
Keuffel & Esser - Stanley - Hudson Horse Power Computer - MIT Slide Rule Collection - DSC03577.JPG
Keuffel & Esser Model 4081-3 Braille Rule, Beatley I-Q Slide Rule, and Traffic Managers Slide Rule - MIT Slide Rule Collection - DSC03664.JPG
Keuffel & Esser Model 4181-1, Log-Log Duplex Decitrig Slide Rule - MIT Slide Rule Collection - DSC03634.JPG
Keuffel & Esser Model 4635 Syrup Rule and Cardiac Slide Rule - MIT Slide Rule Collection - DSC03646.JPG
Keuffel & Esser Model N4135, Power Computer prototype - MIT Slide Rule Collection - DSC03594.JPG
Wagner Electric Mfg. Co., Net Price Calculator - MIT Slide Rule Collection - DSC03619.JPG
J.B. Carroll Co. - Lovelace Foundation, Nuclear Bomb Effects Computer - MIT Slide Rule Collection - DSC03670.JPG
Keuffel & Esser Model 1740-592, Thatcher's Calculating Instrument - MIT Slide Rule Collection - DSC03574.JPG
Keuffel & Esser Model 4081-5, Log Log Duplex Decitrig - MIT Slide Rule Collection - DSC03677.JPG
Keuffel & Esser Model 4019, Goodchild Mathematical Chart and Rule - MIT Slide Rule Collection - DSC03592.JPG
Keuffel & Esser, Custom Rule for Determining Slab Weight - MIT Slide Rule Collection - DSC03587.JPG
Keuffel & Esser, Hudson 8 and Hudson 9 prototypes, with Model 68-1100 Deci-Lion - MIT Slide Rule Collection - DSC03601.JPG
Keuffel & Esser, Prototype Rule for Estimating Fetal Head Circumference on X-ray Film - MIT Slide Rule Collection - DSC03586.JPG
Логарифмические линейки.jpg
Des Moines Bridge & Iron Co., Calculator for Stand Pipes, Tanks, Boilers and Cylindrical Steel Pipe - MIT Slide Rule Collection - DSC03621.JPG
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Salausviivain VLDHA m1942 Kokonaisturvallisuus 2015 01.jpg
Salausviivain VLDHA m1942 Kokonaisturvallisuus 2015 02.jpg
The Description and Use of the Instrument called the Double Scale of Proportion, by Seth Partridge - MIT Slide Rule Collection - DSC03685.JPG
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Biomate - Ridai Museum of Modern Science, Tokyo - DSC07489.JPG
Fowler's Long Scale Calculator - Ridai Museum of Modern Science, Tokyo - DSC07486.JPG
Seki's Salon Exposure Meter - Ridai Museum of Modern Science, Tokyo - DSC07488.JPG
Slides rules, Japan - Ridai Museum of Modern Science, Tokyo - DSC07498.JPG
Fowler's Magnum Long Scale Calculator - Ridai Museum of Modern Science, Tokyo - DSC07485.JPG
Computer History Museum on display tech equipment.JPG
Escala A.jpg
Multiplicación.jpg
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