Engineering Calculators
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VTG AS Radio Range Calculator 1964 Slide Chart Corp Perrygraf Corp. Ebay.com starting at $18.00
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Vintage KELM Calculator Slide Rule “SHRINKAGE AND DRAFT CALCULATOR” WJ Ebay.com starting at $8.40
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Vintage Sterling Precision Sliderule, Instructions + Bonus Concrete Calculator Ebay.com starting at $7.99
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Fountas and Pinnell Calculator Stopwatch - Paperback - New Sealed Package Ebay.com starting at $9.95
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Slide Rule Thomas Collating Cost Calculator Vintage Advertising 1955 New York Ebay.com starting at $11.00
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National Steel Corporation Vintage Steel Coil Weight Calculator Ebay.com starting at $11.00
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CATIGA CS121 Scientific and Engineering Calculator Beginners & Advanced White Ebay.com starting at $31.50
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Vintage Rare Rockwell 202 Slide Rule Calculator 1974 In Working Condition Ebay.com starting at $199.00
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Auto Math Handbook: Easy Calculations for Engine Builders, Auto Engineers, Racer Ebay.com starting at $35.87
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Design Calculations for Plumbing and Heating Engineers,F. Hall Ebay.com starting at $82.86
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Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Rare USSR Ebay.com starting at $63.00
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Basic Principles and Calculations in Chemical Engineering, 8th Edition (Interna, Ebay.com starting at $28.99
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Hewlett Packard HP Oscilloscope Measurement Error Calculator 1968 Vintage Slide Ebay.com starting at $15.99
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Professional Financial Calculator Engineering Scientific APD Battery Powered Ebay.com starting at $99.99
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1957 Chicago Dreis Krump Steel Weight/Punch Pressure Calculator Slide Rule VTG Ebay.com starting at $17.95
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Vintage SQUARE D Tree Phase Motor Data Calculator Slide Rule Chart -A1 Ebay.com starting at $8.99
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Vtg Allied’s Calculator Parallel-Resistance /Capacitance /Resonance Coil Winding Ebay.com starting at $48.00
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Original Vintage Soviet Logarithmic Ruler Slide Rule Calculator USSR 1980s Ebay.com starting at $14.50
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Vintage Logarithmic Slide Rule in case Engineering Calculating Math Tool USSR Ebay.com starting at $22.00
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Construction Engineering Design Calculations and Rules of Thumb Ebay.com starting at $82.18
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Standard Handbook of Engineering Calculations Ebay.com starting at $9.10
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vintage concrete calculator slide rule lot of (2) Ebay.com starting at $13.99
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VINTAGE Metric Converter Made Easy Calculator Slide Rule Uniform Rental Service Ebay.com starting at $9.99
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Vintage Wall Plaque: "Engineers are Calculating People Who Know All the Angles" Ebay.com starting at $12.00
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Vector 886184 Scientific Engineering Calculator Battery Powered Ebay.com starting at $23.00
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1937 Germany STABILITY AND PERFORMANCE CALCULATIONS FOR AIRCRAFT by Gerhard Otto Ebay.com starting at $34.95
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Casio FX-85WA Scientific Calculator Engineering Battery Solar Power With Cover Ebay.com starting at $24.50
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Faber Castell 1/28 Bivius-Engineering Ruler Calculator - Germany 60's Ebay.com starting at $42.00
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1964 Vtg CERTAIN-TEED Pressure Pipe Calculator/ Slide Rule / 144-MSC Ebay.com starting at $19.99
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2 Books-Senior Workshop Calculations & Technology Part 2 W. A. J. Chapman 1954. Ebay.com starting at $16.48
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Vintage Hewlett Packard HP Slide Rule Oscilloscope Measurement Error Calculator Ebay.com starting at $29.95
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1965 Burroughs Accountant Machines Computing Calculators - Field Engineer Ebay.com starting at $18.99
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Vintage circular slide rule KL-1 USSR calculator mathematical soviet instrument Ebay.com starting at $79.99
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Ramsey Controls, Inc. Inertia & Horsepower Calculator Mahwah, N.J. Ebay.com starting at $5.00
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Vintage Slide Rule Pocket Calculator Conversion Data Chart Computer Mixed Lot Ebay.com starting at $9.99
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Rare Lot Of Calculator Slide Rule Radio Shack OHMS Law Metric Converter BTU Ebay.com starting at $34.99
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Little Logarithmic Ruler Slide Rule Calculator Soviet Vintage USSR 1969s Ebay.com starting at $25.00
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Automation Industries Vitro Labs Slide Rule Circular Calculator Dutch Treat Ebay.com starting at $14.99
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aPF Mark 31 Slide Rule Calculator made in JAPAN Year 1976-ΝΟ fx icc hp sr ti 31e Ebay.com starting at $20.00
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Monroe Machine Methods For Civil Engineering Calculations First Print 1961 Ebay.com starting at $30.00
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TI Inspire CX Graphing Calculator 320x240 Color Screen Rechargeable CAS Engine Ebay.com starting at $149.99
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Vintage Slide Rule Calculator - CLEAVER BROOKS Steam Generator - Steam Cost - F2 Ebay.com starting at $22.99
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Vintage Slide Rule Calculator - PLATECOIL - Tank Heating - F2 Ebay.com starting at $22.99
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Vintage Slide Rule Calculator - BULLDOG - Electrical Amp Conduit Current - F2B Ebay.com starting at $19.99
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Vintage Slide Rule Calculator - PACIFIC METALS CO. - Metal Spot Tester -F2 Ebay.com starting at $15.99
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Vintage Slide Rule Calculator - GENERAL ELECTRIC - Mazda Lamp Characteristc -F2 Ebay.com starting at $15.99
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RARE Vinatge Scientific Calculator Citizen srp 285 H Engineering Programmable Ebay.com starting at $89.99
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EVERYDAY Metrics made easy Converter - Slide Calculator VINTAGE LL3 Ebay.com starting at $7.99
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AMERICAN CYANAMID URETHANE CURATIVE CALCULATOR 1965 Ebay.com starting at $9.00
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1971 ITE MOTOR HP & WIRE CAPACITY Slide Chart Calculator Antique Advertising Ebay.com starting at $9.00
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Calculations for Engineers, Ics Mechanics Steam Engines & Turbines, ICS electric Ebay.com starting at $55.00
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VTG Circular Slide Rule Bell Volumes Calculator for Drilling 1956 Ebay.com starting at $28.00
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Texas Instruments Scientific 2 Line Display Calculator TI-30X IIS Berry/Pink Ebay.com starting at $8.00
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vintage 1970 sandvik coromant, sliding machining calculator Ebay.com starting at $9.09
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Graphing Calculator - CATIGA CS121 - Scientific and Engineering Calculator Pink Ebay.com starting at $17.09
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1987 Tax Savings Calculator Slide Chart Rule Home Owners Warranty Washington, DC Ebay.com starting at $9.85
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Vintage Lot Of 10 Slide Rule Calculators Civil Engineer Pipe Road Water Concrete Ebay.com starting at $42.88
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CONCISE Ruler No.73 With world time calculator 201656 Made in Japan NEW Ebay.com starting at $28.34
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Falk Steelflex coupling selector Slide rule calculator 1973 Vintage Ebay.com starting at $9.95
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Vintage Arithmetic Ruler Calculator Mechanical Slider 1960s USSR Ebay.com starting at $30.00
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Casio Engineering Calculator FX-9860G3 Ebay.com starting at $191.58
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Vintage Arithma Addiator Adding Machine Calculator with Stylus Germany Ebay.com starting at $22.99
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Addiator Piccolo S Calculator with Slip Case Addition Subtraction Ebay.com starting at $19.99
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Liters to Gallons Cost / MPG CHP Cost Comparison Calculator Promotional G. 1980 Ebay.com starting at $6.00
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Casio FX-991EX Classwiz Advanced Engineering Scientific Calculator 552 Functions Ebay.com starting at $69.90
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Vintage 1965 Hewlett-Packard Time Domain Reflectometer Slide Calculator Ebay.com starting at $7.20
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Teradyne Digital IC Cost Estimator Slide Rule Calculator Vintage Chart 1960’s Ebay.com starting at $12.60
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Vintage Soviet logarithmic slide ruler in case calculator Ebay.com starting at $27.00
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Logorephmetic Ruler KL-1,Round Lineup Calculator Slide Rule Rare USSR. Ebay.com starting at $36.00
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Vintage General Electric U 25 B Speed Trailing Ton Calculator Slide Ruler Train Ebay.com starting at $19.95
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Vintage Collectible Calculating LOGARITHMIC Slide Rule 1952 GOST 5161- 49 Math Ebay.com starting at $36.00
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California Drop Forge 1973 Slide Rule Calculator Metrics Made Easy Ebay.com starting at $19.99
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SP Manufacturing Co. Slide Rule Calculator 1973 Cylinder Chart (Wheaton, IL) Ebay.com starting at $34.99
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Armstron Gasket Design Calculator 1968 (Lancaster, PA) Industry Products Ebay.com starting at $29.99
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Honeywell Micro Switch Vintage Calculator Multiply / Divide Chart Ebay.com starting at $19.99
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security Hydraulic Calculator 1964 Ebay.com starting at $24.80
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VINTAGE OLD GERMAN SLIDE RULE SCALE CALCULATOR BERLIN D.R.G.M. GEBR. WICHMANN Ebay.com starting at $89.10
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Engineering Scientific Calculator, Suitable for School and Business Study Ebay.com starting at $10.00
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Sargent Industries 1983 Slide Rule Calculator Polymer Properties Guide Chart Ebay.com starting at $24.99
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Rare Logarithmic Mathematical Circular Slide Rule KL-1 Calculator 1917-1967 Ebay.com starting at $199.00
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Rare Logarithmic Mathematical Circular Slide Rule KL-1 Calculator 1917-1967 Ebay.com starting at $249.99
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Vintage Logarithmic Ruler Soviet Slide Rule Ussr Calculator with case 1986 Ebay.com starting at $21.99
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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator 1967 USSR3 Ebay.com starting at $35.00
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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator 1967 USSR4 Ebay.com starting at $39.99
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STANDARD HANDBOOK OF ENGINEERING CALCULATIONS 1992 edition hardback book W / DJ Ebay.com starting at $23.99
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1989 Vitaerobics Fat Finder Calculator Slide Rule New Sealed On Cardboard Ebay.com starting at $12.99
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Pocket Mehanical Calculator Application in Metrology and Perpetual Calendar Ebay.com starting at $30.00
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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator 1967 USSR Ebay.com starting at $49.99
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U1 Allied Radio Parallel Resistance Series Capacitance Calculator Slide Rule C8 Ebay.com starting at $11.99
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Sharp EL-531X EL-531XB-DW Engineering/Scientific Calculator Fast Shipping Ebay.com starting at $10.49
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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR Ebay.com starting at $44.99
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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR N Ebay.com starting at $39.99
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Performance Automotive Engine Math Street Racing Calculations Pro Series SA204 Ebay.com starting at $28.00
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Westinghouse Motor Control Selector SA-9254D Slide Rule Calculator Ebay.com starting at $9.90
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Ohmite Ohm's Law Calculator Slide Chart 1946 EUC! Ebay.com starting at $11.99
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