Bikini temperature controller type 6003/7, S/N 142, range 0-50 celsius. Bikini temperature controller type 6003/7 1967
Two electronic temperature recorders and envelope containing charts made by the Cambridge Instrument Co. Ltd, London c.1965 Two electronic temperature recorders and envelope containing charts made by the Cambridge Instrument Co. Ltd circa 1965
144 process controller with valve control and drum scale by Fielden Research, 1972 Fielden Research 144 process controller 1972