Box containing three eyepieces and three interchangable tubes from an optical measuring device, the Universal Measuring Machine, made by Cambridge Instrument Co. Ltd. and used at the Goldstein Fluid Motion Laboratory, University of Manchester, at Barton Aerodrome, Manchester Brown wooden box, green baize linings for eyepiece sockets, broken lock (open), no key for lock Box containing three eyepieces and three interchangable tubes from an optical measuring device
Optical measuring device made by Cambridge Instruments and used at the Goldstein Fluid Motion Laboratory, University of Manchester, at Barton Aerodrome, Manchester. Optical measuring device made by Cambridge Instruments and used at the Goldstein Fluid Motion Laboratory
Frequency and time measuring equipment type TSA3436/2 serial no. M3790 and 15Mc/s converter, by Venner Electronics Ltd., New Malden, Surrey, England, with 6-digit readout using optical projection modules and ranges from 15c/s - 1.1Mc/s in frequency mode Frequency and time measuring equipment type TSA3436/2 serial no. M3790 and 15Mc/s converter 1960-1970