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Soemtron ETR Calculators models: 220 222 224
1 review(s)
A website for the East German Söemtron ETR range of electronic calculators. Covering the rebuilding of a very badly kept Söemtron 220, this site has circuits, logic diagrams, photos and more information for these increasingly rare early Eastern Bloc electronic calculators.
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Datamath Calculator Museum
This calculator museum is dedicated to the products manufactured by Texas Instruments.
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Texas instruments vintage calculators
1 review(s)
French site. Texas Instruments calculators collector. LED, Fluorescent and LCD calculators from 1972 to 1990. Pictures and data.
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dutch calculatormuseum site
This site contains a collection of over 1500 calculators.
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CALCULATORS - MAIN PAGE
Info about electronic calculators from the late 60's to today. Prices expected for them, and also some pictures of my personal collection
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Database of HP-35 Version 1 - Red Dot
The HP-35 was HP's first pocket calculator. The earliest and the only production version 1 "Red Dot" had a red dot to the right of the power switch that showed when it was turned on. This page contains references to probably most of known and still existing Red Dots. The list will be continuously updated when new information will be gathered.
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A collection of pocket computing devices & calculators.
A collection of pocket computing devices & calculators.
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Anita Calculator Simulators
Dedicated to the collection and simulation of vintage calculators made at the Sumlock Anita Electronics Ltd. factory in Portsmouth during the 60s and 70s.
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Casio - Sharp - Pockets - Accueil - Welcome
Le site des ordinateurs de poche CASIO de ledudu - Casio calculators web site - From FX-602p to PB-2000C and including PB-100 series.
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Tonibin's calculators
List of all the calculators of Antonio Maschio, with some further notes about collecting, dating and the rest
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Sites for Collectors and those Interested in old calculating devices, including electronic calculators, slide rules, weird and wonderful old computing machines.
