“Stratosphere Balloon Landing”
337
1961
Aurora
(Note: any text in italics has been taken from the official SDSHS records.)
Marker Text
On Nov. 11, 1935, Explorer II released in Black Hills bearing Captains Orville A. Anderson and Albert W. Stevens, after a record ascent to 72,395 feet landed here, instruments intact and with a wealth of new scientific knowledge.
Location
Aurora County, I-90 12.5 miles south & 1 mile west of White Lake (1988)