Bicron Surveyor 2000 Meter Geiger Counter

BICRON Surveyor 2000 Geiger Counter / Radiation Detector With Probe

Sherlock® Marine Surveyor's Precision Percussion Sounding Hammer

Vintage Keuffel & Esser Surveyor Transit NP5155 With Wooden Case.

EBERLINE INSTRUMENT CORP MODEL E-120 GEIGER COUNTER (LKP152)

Vintage Keuffel & Esser Surveyor Transit

*NEW* Fluke Victoreen 491-40 Geiger-Mueller Gamma Beta Probe Detection

Handheld Geiger Counter Nuclear Radiation Detector+Digital Display For X γ β