One of three mechanical hand calculators.
Sharp EL-512 scientific calculator
Sinclair Cambridge pocket calculator with case and original packaging
Fuller calculator
Calculating Machine for Computing Trigonometry
1664
NCM Busicom 161 electronic calculator
1970/1
Olivetti Logos 41 printing calculator
Sectioned Sinclair Executive pocket calculator
1972
IME 86-S electronic calculator
1968
Schickard Calculator (Replica)
1992
Sharp Compet model CS-10A electronic calculator
Sinclair Oxford Universal Five Function Electronic Pocket Calculator with memory
1975
"Elsimate" solar cell calculator
IME 84 electronic calculator with auxiliary memory and handbook
Astrological calculator in slide-rule format
Collection of three mechanical hand calculators.
1930-1940
Simmonds-Goudime computor
Toshiba Toscal BC-1621 desktop electronic calculator
National Semiconductor 852 pocket electronic calculator
Addison-Luard Course and Wind Calculator type D
1920s
Sinclair scientific Electronic Pocket Calculator
1974
Casio electronic calculator model AL 2000
Machine for finding the roots of cubic equations both real and impossible
Canon 161 Electronic calculator
Casio AL 1000 Desk top Electronic Calculator
1965-1970
Dew point calculator
Sinclair "Cambridge Programmable" pocket electronic calculator
1977
Lloyds Accumatic TM100 electronic calculator
Hewlett Packard HP 46 electronic desktop printing calculator, c. 1973.
1973
Course and Speed calculator
An instrument for obtaining the correction of lunar distances from the Sun
1850-1858
Rockwell 24RD-II pocket electronic calculator
VISTAMATIC LIGHTNING (POCKET) PAPER CALCULATOR by The Vistascreen Co. Ltd.
Simmonds-Goudime computor
Circular VT (variable timing) fuze setting calculator
Griffin's Combined Exposure and Development Calculator
"Wellcome" Exposure Calculator
Hanimex pocket electronic calculator
Circular calculator, bombing angle computer, Mk1.
German wind and course calculator.
Texas Instruments Programmable 59 electronic calculator
1977
Atls circular slide rule by Gilson Slide Rule Company
A trigonometrical calculator, British, 1826-1842
1826-1842
Pollit's pipe calculator
Electronic calculator
1980-1989
"Avionaut" aeronautical course and distance calculator
Mechanical course and speed calculator, Mk 11A.
Simmonds-Goudime computor
