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Compass used in cosmic ray research
Calculator, Marchant
Air Flow Meter
Air Flow Meter with Variometer
Breathing Apparatus for Glider
Potentiometer, low resistance standard
Keuffel & Esser Alidade
Ainsworth Transit
Keuffel & Esser Alidade
Berger Transit
Heer Levelling Telescope
Wild Heerbrugg Theodolite
Keuffel & Esser Transit
Ion chamber, early (C)
Traveling wave tube
Fine Structure Map of the rII Region, Printing woodblock
Weights for electric balance
Balance, electric, Model no. 963
Rocket, Holy Moses, 3 pieces
GE Flash bulbs

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