
Photoflash cartridges used as a source of light for aerial photography during reconnaissance missions. These cartridges, when fired, and after a delay time of one, two, or four seconds, produce a flash having an average peak of approximately 100 million candlepower.
No information about functioning.
Nothing else to see.
TM 9-1385-51, Ammunition (Conventional) for Explosive Ordnance Disposal (1967)