Electronic calculators
TI-Calculators
Computer history links
calcinfo.com
Calculator Museum
Datamath Calculator Museum
eepcworld
Calculatrices Classiques Liens
The Old Calculators Web Museum
Museum of Soviet Calculators
Electronic Calculator History and Technology Museum
Calculators
Gregory Escov's homepage
Calculator History
Soviet Calculators Collection
Old HP and TI Calculators
VINTAGE CALCULATORS
Hewlett Packard and Texas Instruments Calculators
The Museum of HP Calculators
THE CALCULATOR REFERENCE
be-calc
TI59 Programmable Calculator Hardware
Ernst Mulder's Calculator Collection
collectors-tech.com
La Colección de Calculadoras de Xose
Welcome - ticalc.org
Programmable Calculators
Other Resources
Martindale's Reference Desk The Reference Desk Calculators On-Line Mathematics
TI-59 Home Page
Calculator & Computer History Archive Photo Gallery
yagshi's pocket computers
calculator
Welcome in the pocket computer museum
Intro
EEC
homecomputermuseum.de
BrainStorm - Dokumentation
Sharp Pocket Computers, Printers, Cables, Level Converters & Accessories
Mark--'s Calculator Collection
Slide rules
The Slide Rule Guy - Home Page
Eric's Slide Rule Site
Slide Rules - Peter Holland - Rechenschieber
Mike's Slide Rules - Calculators for Hairy-Eared Engineers
Dave's Slide Rules
Slide Rules
My Slide Rules
About Slide Rules
Sphere Research's Slide Rule Universe
Peter Owen
Darren Samphier
SlideRule Collecting
Todd TolhurstSlide Rules
David Crate's Quality Slide Rules
Slide Rule Collection
Moonstick Information Site - slide rule moon phase calendar
the oughtred society home page
Circular Slide Rule
How a slide rule works
Slide Rule as a Teaching Tool
Slide Rule
Rechenschieber-Online-Museum
Rechenstab - Slide Rules - Rechenschieber
Chris Gillings' Web Site Slide Rules and Calculators
Homepage Joern Luetjens, English version
Manufacturers
hp calculators
education.ti.com
Calculators
sharp calculators, and calculators at sharp-usa.com
4MBO International Electronic AG®
Faber-Castell
http--www.iwa.de-
Braun - Produkte - Uhren und Taschenrechner
Curta
Curta Calculators
CURTA Manual
YOUR CURTA CALCULATOR
US Patent 2,525,352; Oct. 10, 1950
Original Documents on the History of Calculators
http--www.isi.edu-~finn-curta-curta.html
Early Curta Brochure
Curta Brochure
Napiers bones
Napier's rods, abacus and slide rule
Napier Bones in Various Bases
John Napier
Napier [Neper and numerous other forms], John
Napier's Bones All About Rods
Extracting Square Roots by means of the Napier rods
Napier's Bones and the Genaille-Lucas Rulers
Abacuses, addiators, mechanical calculators
www.addiator.de - nice page about addiators, with online-addiator
Calculating Machines
Vintage Calculating Machines
The Abacus Index
TOMOE Soroban
Mechanical calculators
Rechenmaschinensammlung
Katalog der Rechentechnischen Sammlung des Instituts für Mathematik und Informatik Ernst-Moritz-Arndt-Universität
The Abacus Additional Resources
Abakus Rechnen mit Perlen
Rechenmaschinen
Die Geschichte der Rechenhilfsmittel
Mathematisches Maschinen-Museum
Non-electric Calculating Devices
abacus.htm
Achim - Mechanical Calculators Room
Other
DirectoryRecreation.com - The Comprehensive Recreation Web Directory
Comprehensive collectibles and antiques directory
UCM Museum - Louisiana's most eccentric museum
OLD RADIOS in UK buy, sell, view, read, collect, discuss, inform, feedback
ComputerHistory1
Retrokit Home Page
Calculator Recommendations -- compare and buy financial, scientific and graphing calculators
Willkommen bei www.computer-modell-katalog.de
Calculated Industries Specialty Calculators and Digital Measuring Tools
Calculate for free
Rolf's Scientific Calculator
The Big Calculator Applet