Sharp Compet 15, Compet 20, Compet 21, Compet 30, "The new Sharp '15' electronic desk calculator-at a price that more can afford", desktop electronic calculators.Olympia RAE 4/15, "The biggest noise in calculating machines is completely silent", desktop electronic calculator.And it's the best value for money.", desktop electronic calculator. Sharp Compet 20, "The SHARP 20 electronic calculator is the fastest you can buy.Has old British currency (£sd) display capabilities. Anita Mk10, "Five Years Ahead of its time: Instant Sterling/Decimal conversion – Now", desktop electronic calculator.One of the first all-transistor calculators. Most beautifully designed? Certainly", desktop electronic calculator. Friden EC-130, "Most advanced electronic calculator in existence? Probably.Monroe LN160, IQ213, 8F213, Mach 1.07, "If one of these calculators can't speed up your business-congratulations!", mechanical calculators.The first entirely electronic, fully transistorized, desk-modelĬalculator", desktop electronic calculator. IME 84rc, "From Italy - a new concept in calculating.Nisa, "A revolution in office calculating", mechanical calculator.Olivetti Divisumma 24, mechanical calculator.Marchant, "Marchant turns man into Superman", mechanical calculator.Electro-mechanical: Comptometer 993", desktop electronic and desktop mechanical calculators. Anita Mk VIII and Comptometer 993S, "The best of both worlds.Now from only £240!", mechanical calculator. Burroughs Duplex, "Burroughs Duplex Calculators.With the Anita Mk VII was the first desktop electronic calculator. Anita Mk VIII, "The first ELECTRONIC Desk Calculator in the world!", desktop electronic calculator.Only $125 (it doesn't figure!)", mechanical calculator. Bohn Contex, "Brainchild (it figures!).(Chrysler's missile division uses eleven)", mechanical calculator.
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Diehl V Series, "Select Diehl "V" range calculators for highest output accuracy and value", mechanical calculator.Olivetti Suma Prima 20, mechanical calculator.Companies would provide calculators and operators. Calculating Services, a calculating service provider.Comptometer Comptograph, mechanical calculator.Monroe LA7-160, "This is: Economical, Fast, Simple, Accurate, Dependable", mechanical calculator.
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Sumlock and Plus (Bell Punch Co.), "Figurework in your Office by Sumlock", mechanical calculators.They illustrate the transition from mechanical to electronic calculators, and the introduction of hand-heldĬlick on an advertisement to see an image of it, then click on your browser "Back" button to return to this page. This page has links to reproductions of advertisements of vintage calculators on this website.