Geiger Counter Check Source 500+CPM

Ludlum Model 3 Survey Meter Geiger Counter w/ Probe

Ludlum Model 2 Survey Meter Geiger Counter Radiation Detector Vintage Surplus

Lot of 2 Ludlum Model 2 & Wm. B. Johnson Survey Meter Geiger Counter w/ Probes

Vintage Universal Civil Defense Geiger Counter W/original Caution Tag

Geiger Counter

Ludlum Model 2 Radiation Survey Meter / Geiger Counter

VTG 1955 GEIGER COUNTER Model 107C Precision Radiation Instruments PROFESSIONAL