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Black and white aerial photograph of the American Oil Company Refinery of Casper, Wyoming. Various refinery main buildings, including the outlying buildings are visible. The Casper Area Chamber of Commerce Records collection consists of a wide range…

Digitized copy of the Faculty and Administration section for the 1965 Casper College Thunderbird annual yearbook.

Audio file and transcript for oral history interview with Wyoming Symphony Orchestra player Amy Cowell. This interview was conducted by Rebecca Hein for Wyohistory.org on August 4, 2022.

Poster in which Casper Symphony Orchestra Presents An Aire of Romance with Cellist Jurgen DeLemos, at John F. Welsh Auditorium, NCHS , Saturday, November 18. This poster is a part of the Wyoming Symphony Orchestra Archives made available for…

Poster in which the Wyoming Symphony Orchestra Presents An American Celebration with Pianist Richard Dowling at John F. Welsh Auditorium, NCHS, October 2. This poster is a part of the Wyoming Symphony Orchestra Archives made available for research…

A recollection of "stray echoes" of the cattleman's war by Moreton Frewen, who was the head of the Powder River Cattle Company in the early 1980s. He wrote this recollection to S.P. Penton, an individual identified with the life insurance business in…

Poster for the Casper Symphony Orchestra's An Evening of Christmas Music on December 12, 1987 at Natrona County High School. This poster is a part of the Wyoming Symphony Orchestra Archives made available for research use by the Goodstein Foundation…