![](http://www.alamy.com/thumbs/6/ABBD12DB-BE19-47A1-983B-26EBF5D9B76D/2GGBNAR.jpg)
52mm dia;range -50 to +40 ;two-position switch; ww2
Size: 3648px × 3648px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No
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