The payload was composed of a stack of 24 emulsion plates of dimensions 3 x 10 inches
Balloon launched on: 5/29/1949
Launch site: Harrisburg, Pennsylvania, US
Balloon launched by: General Mills Inc. (?)
Balloon manufacturer/size/composition: Zero Pressure Balloon
End of flight (L for landing time, W for last contact, otherwise termination time): 5/29/1949
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): 3 h
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