Russian copy of Western Electric Mark II 5D21, anti-submarine radar switch tube by H. E. Mendenhall (CIT 1927), J. Westsan and C.H. Elmendorf (CIT 1936). Found on Oregon beach ca. 1948.
ID number
ST-ME-03
Title
Potentiometer, type K-2
Abstract
Serial no. 279092. Appears to be Leeds and Northrup model K-2, with some modification to the dials on the right side. See L&N catalog E-50B(3), 1940. Mfg: Leeds and Northrup, Philadelphia, PA.
ID number
ST-PH-34
Title
Polaroid Projector Polariscope No. 438
Abstract
Used for analyzing polarity of objects.
ID number
ST-GH-005
Title
Triode, high frequency (door knob), WE 316A
Abstract
Used mainly in GE IFF radio in 1943. Mfg. Western Electric.