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Bell Punch "Anita" Electronic Calculator

Computing & Data Processing

Casablancas Twist Finder

Textile Industry

1940-1960

The Preludin Calculator, for determining height-weight ratio, United Kingdom, 1955-1965

Psychology, Psychiatry & Anthropometry

1955-1965

Monroe 360/65 bond trader

Computing & Data Processing

1976

Hewlett-Packard 55 with case, s/n 1503S01963, 1975

Computing & Data Processing

1975

EL-112

Computing & Data Processing

c. 1976

Sumlock 324G Scientist Calculator

Computing & Data Processing

1970-1975

Portable Electronic Calculator

Computing & Data Processing

1970

L5000 Accounting Machine

Computing & Data Processing

1970-1979

Multi-function preprogrammed Scientific notation calculators

Computing & Data Processing

1975

Protein & Calorie Calculator for Caterers, 1980-1995

Public Health & Hygiene

1980-1995

Novus 4515 Mathematician PR with case, s/n 1008015

Computing & Data Processing

Isotope handling calculator, Mk II

Nuclear Physics

1950-1975

Casablancas Textile Twist Calculator

Textile Industry

1900-1930

Calculator- circular Colliery

Coal Mining

Graphic Icon Organiser, electronic organizer AM-08

Computing & Data Processing

1996

HP 55

Computing & Data Processing

1974

Machine for finding the roots of cubic equations

Mathematics

Isotope calculator

Nuclear Energy

1960

Ready Reckoner Device for X-ray Crystallography

Experimental Chemistry

1935-1955

Lloytron Accumatic 340 with case, s/n 102904, 1976

Computing & Data Processing

1976

Curta model 1 rotary calculator, no. 8607

Mathematics

1955-1965

Commodore C110, with case s/n G1095, 1971

Computing & Data Processing

1971

Brother Procol 508AY

Computing & Data Processing

c. 1977

HP22

Computing & Data Processing

1975

Hewlett-Packard 25, s/n 1509S43660, with case, 19

Computing & Data Processing

1975

Curta model II

Computing & Data Processing

1950

Quicks promotional Fowler's calulator

Road Transport

Novus 6035 Statistician PR with case, s/n 1008291

Computing & Data Processing

Sharp EL-8010 with case s/n 50800247, 1973

Computing & Data Processing

1973

Integrator Unit from Hartree Differential Analyser

Mathematics

1936

Elsimate EL-8015

Computing & Data Processing

c. 1978

Electro-mechanical calculator by Carl Walther, mod

Computing & Data Processing

1935-1945

"Posographe" photographic exposure calculator with

Industrial Chemistry

key-set mechanical calculator

Computing & Data Processing

1950

Solar-powered electronic calculator

Computing & Data Processing

1990
portable electronic yield calculator by Elgindata S/n 6014

Fixed interest security calculator

Computing & Data Processing

1988
Toscal BC-1411 calculator with electric motor, made by Toshiba, c.1965.

Toscal BC-1411 calculator

Computing & Data Processing

1965
A Commodore personal electronic calculator, model 796M Minuteman 76 Series.

Commodore Electronic Calculator

Computing & Data Processing

1976
Madas B lever set calculator by H.W. Egli, 1916.

Mechanical Calculator

Computing & Data Processing

1916
Hewlett-Packard 9100A desktop electronic programmable calculator, with instruction manual, magnetic program cards, program library and pad, cover and power lead, introduced 1968 HP, by Hewlett Packard Company, United States, American, 1968

Hewlett-Packard 9100A desktop electronic programmable calculator, with instruction manual, magnetic program cards, program library and pad, cover and power lead

Computing & Data Processing

1968
Lever set calculator by Muldivo.

Mechanical Calculator

Computing & Data Processing

1915-1925
Odhner lever set calculator by Aktie Bolaget Original-Odhner.

Mechanical Calculator

Computing & Data Processing

1900-1905
Prinztronic SC1500M electronic calculator. Made in Hong Kong. c. 1980.

Prinztronic SC1500M electronic calculator

Domestic Appliances

c. 1980
Commodore personal minicomputer (electronic calculator). Model 796M, serial no. 357213. Made in England, c. 1979.

Commodore personal minicomputer

Domestic Appliances

c. 1979
Monromatic Model 8N-1 electric calculator with standing mat and mains lead. Made by Monroe Calculating Machine Co., Orange, New Jersey, USA, c.1959. With two associated publications "Monroe Calculating Machine Manuals" and "Statistical Methods".

Monromatic Model 8N-1 electric calculator

Computing & Data Processing

1959
Qualitron model 1444 'slide rule' electronic calculator with leatherette case and operation card.

Qualitron "Slide Rule" Calculator

Computing & Data Processing

1970-1979
Gestation calculator used by field workers in the Institute for Social Studies in Medical Care, health survey entitled `How many children?', 1976

Gestation calculator

Public Health & Hygiene

1976
Monroe model LN160X key-driven calculator with cover.

key-set mechanical calculator

Computing & Data Processing

1920-1940
Curta cylindrical calculating machine in a metal case by Contina Ltd, 1959, with accompanying operating manuals "Four Arithmatic Rules" and "Computing Examples".

Curta Type 2 Cylindrical Calculator

Computing & Data Processing

1959