pl23_wea03675.jpg
Description
Weather Service Bulletin No. 9, 1949. P. 11. Wiresonde set AN/UMQ-4components. This system was attached by wire to a retrievable balloon orkite which was reeled in or out to a height of approximately 1,000 feet.
Credit
Headquarters Air Weather Service; Courtesy of the family of Nels Johnson, United States Weather Bureau (dec.)
Collection
Weather Service