GAPA Launch Site and Blockhouse

The GAPA Launch Site and Blockhouse near Knolls in Tooele County, Utah dates from 1946. It is a work of the Boeing Airplane Co. Facilities Dept.

GAPA Launch Site and Blockhouse
U.S. National Register of Historic Places
Nearest city	Knolls, Utah
Coordinates	40°49′40″N 113°12′4″W
Area	5 acres (2.0 ha)
Built	1946
Built by	Boeing Airplane Co. Facilities Dept.
NRHP reference No.	80003972[1]
Added to NRHP	August 26, 1980

It was listed on the National Register of Historic Places in 1980. The listing included one contributing structure and one contributing site.[1]

It is significant as the first launch site for the Ground-to-Air Pilotless Aircraft (GAPA) program of the U.S. Air Force, which was a supersonic guided missile system that preceded the Bomarc air defense missile.

According to its NRHP nomination, the site was "the birthplace of the United States Air Force supersonic missile flight test program."[2]

References

1. "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
2. R. Gilbert Moore (February 1980). "National Register of Historic Places Inventory/Nomination: GAPA Launch Site and Blockhouse". National Park Service. and accompanying four photos from 1979