Questar’s Seven-inch is Very Big with R&D

Special Applications

2/3rds Page Vertical

Natural History, January 1969, 15.
Scientific American, January 1969, 140.
Natural History, February 1969, 15.
Scientific American, February 1969, 11.
Modern Photography, February 1969, 6.
Modern Photography, March 1969, 31.
Scientific American, May 1969, 134.
Natural History, June-July 1969, 77.
Scientific American, June 1969, 67.
Modern Photography, July 1969, 10.
Modern Photography, August 1969, 18.
Natural History, March 1970, 29.
Scientific American, May 1970, 7.
Modern Photography, May 1970, 8.
Natural History, August-September 1970, 112.
Modern Photography, September 1970, 12.
Scientific American, October 1970, 9.

Special Applications with Autocollimator

2/3rds Page Vertical

Scientific American, November 1972, 65.
Scientific American, March 1973, 125.
Scientific American, September 1973, 148.