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(1 - 9 of 9)
Cloud chamber, pieces
Small quartz spectrograph
Electroscope, quartz fiber
Geiger counters, small
Geiger counter
Galvanometer, DC moving coil, reflecting, type P
Galvanometer, DC, moving coil, reflecting type R
Telescope pattern, Palomar 200" (B)
Telescope pattern, Palomar 200”