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Microscope in wood box
Traveling wave tube
Optical secondary emission amplifier, C61
Burt photo cell
Spectrophotometer, quartz
Ion chamber used by Millikan and Bowen
Automobile model for GALCIT 10 ft. wind tunnel
Transformer
Globe, new terrestrial
Pitot static pressure probe used in GALCIT's 10-foot wind tunnel
Keuffel and Esser Le Roy lettering set
Balance with two glass pans
Battery, standard cell, Model no. 2892
Microscope, monocular with wood box and keys
Slide rule
Potentiometer, standard resistance
Tubular bulb
Oscillator, HF, Western Electric D156548
Demonstration model, electron wave theory
Box, hand-made, grey-printed, wooden

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