Engineering Calculators

Felix M USSR Mechanical Calculator ~1960's #Y50274 on E-Bay starting at $195.00

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Hewlett Packard HP 48GX And HP SX EIT-FE Engineering Fundamentals Review Softwar on E-Bay starting at $100.00

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2-Line Engineering Scientific Calculator, Suitable for School and Business on E-Bay starting at $18.99

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Hewlett Packard HP-25 Handheld Programmable Engineering Scientific Calculator on E-Bay starting at $349.99

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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR L on E-Bay starting at $34.99

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Manual for Hewlett Packard HP 42S Calculator: Electrical Engineering on E-Bay starting at $40.00

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SMI Super Civil Engineering Card for HP 48GX Calculator on E-Bay starting at $219.00

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Soviet Russian Calculator Elektronika MK-61 Engineering Programmable Work USSR on E-Bay starting at $27.00

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ANTIQUE GERMAN PORTABLE MECHANICAL CALCULATOR SLIDE ADDER TRONCET SCRIBOLA 1920 on E-Bay starting at $499.00

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VINTAGE TEXAS INSTRUMENTS SR-20 TI ENGINEERING DESK CALCULATOR BOX COVER MANUAL on E-Bay starting at $139.99

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LCD Calculator 2-Line Engineering Scientific Calculator Function Calculators on E-Bay starting at $8.95

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Very rare Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule USSR on E-Bay starting at $100.00

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Hewlett Packard HP 48GX And HP SX Mechanical engineering pac software TESTED on E-Bay starting at $100.00

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Antique Thatcher's Calculating Instrument, Keuffel & Esser, Cylindrical Slide Ru on E-Bay starting at $650.00

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Vintage circular slide rule KL-1 USSR calculator mathematical soviet instrument on E-Bay starting at $59.99

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Smith Chart Calculator & Mega-Rule - Radio Transmission Line Circular Slide Rule on E-Bay starting at $125.00

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Graphic Chemical Predictor Calculator Slide Rule Oxidation Reaction 1958 Vintage on E-Bay starting at $149.99

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CASIO fx-FD10 Pro Civil Engineering & Surveying Calculator from Japan on E-Bay starting at $234.39

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MULTO ADDO antique mechanical calculator on E-Bay starting at $850.00

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Fowlers Textile Calculator Short Scale Type 1930’s on E-Bay starting at $110.00

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VINTAGE SOVIET RUSSIAN USSR CIRCULAR SLIDE RULE KL-1 CALCULATOR on E-Bay starting at $39.00

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Manual for Hewlett Packard HP 42S Calculator: Mechanical engineering on E-Bay starting at $25.00

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Manual for HP 32S calculator, Step-by-Step Solutions: Engineering Applications on E-Bay starting at $25.00

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Mechanical Engineering Pac Card for HP 48GX Calculator on E-Bay starting at $189.00

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Hewlett Packard HP-25 Handheld Programmable Engineering Scientific Calculator on E-Bay starting at $299.99

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Engineering Scientific Calculator With Dual Line Display for School and Business on E-Bay starting at $11.99

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OSALO OS 991ES Plus Scientific Calculator Solar 417 Function 2 Line 10+2 Digits on E-Bay starting at $12.99

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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR 1967 on E-Bay starting at $39.99

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Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Rare USSR on E-Bay starting at $55.00

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Electrical Engineering Pac Manual for Hewlett Packard HP 67 Calculator on E-Bay starting at $39.00

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Mechanical Engineering Card For HP 48GX Calculator on E-Bay starting at $229.00

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SMI Civil Engineering Card for HP 48GX Calculator on E-Bay starting at $219.00

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Antique Mechanical Calculator by Julio Brisgelski in Cardboard, Rare! Argentina on E-Bay starting at $24.00

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FABER-CASTELL SLIDE RULE WITH CASTELL ADDIATOR CALCULATOR Mod. 67/54R on E-Bay starting at $99.00

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Very rare Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule USSR on E-Bay starting at $250.00

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Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Rare USSR on E-Bay starting at $50.00

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4095 Pipe Trades Pro Advanced Pipe Layout Design Math Calculator Tool Pipefitter on E-Bay starting at $59.58

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Hewlett Packard HP 50g Graphing Calculator Engineering Calculus Statistics Worki on E-Bay starting at $139.00

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CASIO FX-82ES Plus A Scientific Calculator 252 Functions Engineering Students on E-Bay starting at $19.53

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Motion Picture Film Calculator Slide Rule Consolidated Film Industries on E-Bay starting at $50.00

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Casio FX-991EX High Definition Display Scientific Calculator New on E-Bay starting at $37.00

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Engineering calculator USSR SOVIET USSR Elektronika Мk 51 BOX WORKS on E-Bay starting at $29.00

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2023 Practical Calculations for Electricians: Exam Questions & Study Guide for t on E-Bay starting at $79.90

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The Modern Mechanic Scientific Guide and Calculator, Grier, 1859, Antique HC on E-Bay starting at $79.95

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Engineer Logarithmic Mathematical Circular Slide Rule KL-1 Calculator USSR F on E-Bay starting at $39.99

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Vintage Soviet Wood Logarithmic Slide Ruler in Case Calculator USSR RARE 1966 on E-Bay starting at $27.99

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Engineering EIT-FE Software Card for 48GX Calculator on E-Bay starting at $129.00

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