Flowercalc

Links

The best Texas Instrument site  : datamath

good assorted collection  : electron

enormous collection : calculators.de

nice layout : collectors world

special casio site : casio calculators

another good TI-site : MyTI

vintage calculators

programmable calculators : rskey

dutch slide rule organisation : www.rekenlinialen.org

dutch old calculator museum (mostly mecanical)

special site for calculating history : Nathan Zeldes

nice HP site : hpcalculators.net

specialized CASIO site : casio.ledudu.com