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