Empire State Building

2/3rds Page Vertical

Questar advertisement, <em>Scientific American</em>, September 1966 — Questar advertisement, *Scientific American*, September 1966. Questar Corporation

Scientific American, September 1966, 314.
Modern Photography, October 1966, 32.
Natural History, December 1966, 62.
Modern Photography, February 1967, 8.
Modern Photography, October 1967, 12.
Modern Photography, February 1968, 42.
Modern Photography, July 1968, 10.