Purpose of the flight and payload description

 

Details of the balloon flight

Balloon launched on: 8/31/1955 at 5:52 CST
Launch site: Einarson Flight Station, International Falls, Minnesota, US  
Balloon launched by: Winzen Research Inc.
Balloon manufacturer/size/composition: Zero Pressure Balloon Winzen - 172.6 ft (1.2 Mils.)
Balloon serial number: 173-120-V-9
Flight identification number: AMFL 68 / WRI 507
End of flight (L for landing time, W for last contact, otherwise termination time): 9/1/1955 at 7:05 CST
Balloon flight duration (F: time at float only, otherwise total flight time in d:days / h:hours or m:minutes - ): 23 h 10 m
Landing site: 4 Miles NE of Pine Island, Minnesota, US
Payload weight: 542 lbs
Overall weight: 993 lbs

External references

Images of the mission

 

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