Colorado Ballet, located in Denver, Colorado is a regional dance company that was conceived as a ballet school founded in 1951, by Denver natives Freidann Parker and Lillian Covillo. To showcase their students, they established Colorado Concert Ballet in 1961.

This collection contains the personal papers of Janine Gastineau, a dance critic. The collection in large part is made up of newspaper clippings of articles written by Gastineau and informational packets on various dance troupes and companies. Also included in the collection is research performed by Gastineau and her co-author Frank Ferguson for a book on Vera-Ellen, a famous musical actress from the 1950s. This book was apparently never completed.