Robert Smith Testimonial

Measure of Excellence

1 Page Vertical

Questar advertisement, <em>Sky and Telescope</em>, February 1978 — Questar advertisement, *Sky and Telescope*, February 1978. Questar Corporation via archive.org

Sky and Telescope, February 1978, IFC.
Sky and Telescope, March 1978, IFC.

2/3rds Page Vertical

Questar advertisement, <em>Scientific American</em>, July 1978 — Questar advertisement, *Scientific American*, July 1978. Questar Corporation via jstor.org

Scientific American, July 1978, 160.
Scientific American, September 1978, 208.
Scientific American, January 1979, 160.

When You Choose a Questar

1 Page Vertical

Questar advertisement, <em>Sky and Telescope</em>, April 1979 — Questar advertisement, *Sky and Telescope*, April 1979. Questar Corporation

Sky and Telescope, September 1978, IFC.
Sky and Telescope, December 1978, IFC.
Sky and Telescope, April 1979, IFC.
Astronomy, December 1979, 43.
Astronomy, July 1980, 51.
Astronomy, July 1990, 3.