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Keuffel and Esser Thacher's Calculating Machine Type II 4012 cylindrical 1983.002.002 Keuffel & Esser Co. View |
Keuffel and Esser Polyphase Duplex 4088-3 10" Linear slide rule 1983.004.001 Keuffel & Esser Co. View |
Engineering Instruments Inc. 10-B 10" polyphase linear slide rule 1983.004.002 Engineering Instruments, Inc. View |
Sun Hemmi Mannheim 5" linear slide rule 1983.004.003 Hemmi Slide Rule Co. View |
Slide Rule -linear 18 1/2" artillery 1983.013.001 circa 1940's View |
Slide Rule - linear 16" auto frettage 1983.017.001 View |
Keuffel and Esser Log Log Duplex Decitrig 4081-5 20" Linear slide rule 1983.057.002 Keuffel & Esser Co. View |
Post 1441 linear 4" slide rule 1983.077.002 Post Slide Rule Company View |
slide rule tie clip 1983.077.003 View |
Keuffel and Esser Polyphase Duplex 4088-3 10" Linear slide rule 1983.080.001 Keuffel & Esser Co. View |
Lovelace Foundation Nuclear Bomb Effects Computer 1983.084.002 Lovelace Foundation View |
Circular Concise No. 28 1983.093.001 Concise View |
Sun Hemmi No. 2634 polyphase 6" linear slide rule 1983.093.002 View |
EPSCO Microwave Decibel Calculator 1983.096.001 EPSCO View |
slide rule - circular 4 1/2" 1983.098.001 View |
Pickett N4-ES log log vector linear 12" 1984.002.001 Pickett & Eckel View |
Keuffel and Esser Mannheim Merchant's Slide Rule with feet and box N4096 20" Linear slide rule 1984.039.001 Keuffel & Esser Co. View |
Dietzgen 1778a Slide Rule - Hazen-Williams Hydraulic. 1984.040.001 E. Dietzgen Co. View |
Pressure-Height circular slide rule 1984.055.001 View |
Mannheim Slide Rule, 10" linear. 1984.058.002 Engineering Instruments, Inc. View |
Keuffel and Esser Mannheim Slide Rule, 12" linear. 1984.058.003 Keuffel & Esser Co. 1908 View |
Keuffel and Esser Thacher's Calculating Instrument 1740 cylindrical 1984.099.002 Keuffel & Esser Co. 1891-1899 View |
Bull Dog Motor & Wire Handy Data 1985.004.009 Bull Dog Electric Products Company 1935, 1938 View |
Steelbinder Steel Strap Calculator 1985.004.053 A. J. Gerrard & Co View |
Kontrol-Motor Valve Capacity Calculator 1985.004.054 Kieley & Mueller Inc. 1947 View |
Faber Castell 375 linear 11" mannheim 1985.011.007 Faber Castell View |
Keuffel and Esser Log Log Duplex Decitrig 4081-3 10" Linear slide rule 1985.011.008 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex 4092-3 10" Linear slide rule 1985.011.009 Keuffel & Esser Co. View |
Computer Air Navigation True Airspeed, Mach No., Wind Solution, Supersonic Type MB-2A 1985.011.010 J. B. Carroll Co. View |
Keuffel and Esser Polyphase Duplex 4088-2 8" Linear slide rule 1985.086.001 Keuffel & Esser Co. View |
Keuffel and Esser Log Log Duplex 4092-3 10" Linear slide rule 1985.086.002 Keuffel & Esser Co. View |
High Voltage Lab film density rule 1985.086.003 1943-10-20 View |
linear plastic 6" Felsenthal 1985.086.005 View |
Keuffel and Esser Plastic Polyphase Mannheim 9061-1 5" Linear slide rule 1985.096.001 Keuffel & Esser Co. View |
Concise circular slide rule Model EE-112 1985.096.002 Concise View |
Acumath linear 6" slide rule 1986.032.002 Acumath View |
Pickett 400 linear 6" pocket slide rule 1986.032.003 Pickett & Eckel View |
Dietzgen 1740 8" linear slide rule 1986.081.001 E. Dietzgen Co. View |
Keuffel and Esser Log Log Duplex Decitrig Plastic 4181-1 5" Linear slide rule 1987.012.017 Keuffel & Esser Co. View |
Gilson 4" circular slide rule 1987.012.018 View |
Walt Disney Mickey Mouse 14" linear slide rule 1987.036.001 View |
Keuffel and Esser Polyphase Mannheim 4053-3N 10" Linear slide rule 1987.040.002 Keuffel & Esser Co. View |
Edmund Scientific circular 15" 1987.061.001 Edmund Scientific Co. View |
Albert Nestler No. 41 linear 4" slide rule 1987.078.015 Albert Nestler View |
Concise 3" circular slide rule 1987.078.020 Concise View |
circular 4" General Industrial Co. 1987.078.022 Perrygraf Corporation View |
Perrygraf circular 2" ERICO 1987.078.023 Perrygraf Corporation View |
Currency Conversion Slide Chart 1987.078.024 View |
Keuffel and Esser Log Log Duplex Decitrig 4081-3 10" Linear slide rule 1988.002.003 Keuffel & Esser Co. date unknown View |
Keuffel and Esser Log Log Duplex 4092 10" Linear slide rule 1988.002.004 Keuffel & Esser Co. View |
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