Presentaion model of proportional counter for use in a satellite
1958
Electronic counter from Hurstwood Park Hospital
1955
Mechanical counter, 1888.
1888
Pocket Revolution Counter, A. Sainte's 1877 patent, with wooden carrying case
Mullard counter device Type ZM1500, circa 1960
1960
Electric counter
Display counter and associated gearing
1965
Model of BF3 neutron proportional Geiger counter
1954
Revolution counter
Revolution counter, with case and two steel components
Electromechanical numerical counter
Kaiser's five figure revolution counter, 1883
1883-1888
Scaler made by Research Electronics Ltd
1950-1970
Cerenkov counter
1964-1978
Ratio counter type D4107A made by Labgear
1950-1960
"Counter made by Simon Goodrich unfinished"
Cerenkov counter (small)
1964-1978
One decade counter using transistors
Photoelectric counter - blood cell counter, no.223
1900-1980
Revolution Counter
Two Geiger counters and power pack
1973
Packard planchette counter
IDL scintillation counter with strip scanning attachment
Liquid scintillation counter
1966
Tritium Smear Counter made by Eberline Instrument Corporation
1960-1965
Tritium scintillation counter type 6012
1963