Purpose of the flight and payload description

The payload was composed of a stack of 24 emulsion plates of dimensions 1 x 3 inches

Details of the balloon flight

Balloon launched on: 7/30/1949
Launch site: Camp Ripley, Little Falls, Minnesota, US  
Balloon launched by: General Mills Inc. (?)
Balloon manufacturer/size/composition: Zero Pressure Balloon  
Flight identification number:  
End of flight (L for landing time, W for last contact, otherwise termination time): 7/30/1949
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): 6 h

External references

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