Earle K. Bergey expanding paperback book industry along with skilled pulp artists like Rudolph Belarski, whose work is often confused with Bergey's. While continuing to paint pulp covers until his death, Bergey sold illustrations to at least four (4) leading paperback publishing houses, including Popular Library and Pocket Books. His art graced the covers of dozens of novels and helped to sell millions of volumes. His paperback cover illustrations were as diverse as his work for the pulps. In addition to his work on Anita Loos' famous "Gentlemen Prefer Blondes", Bergey painted cover art for well-known authors from Émile Zola to the Western
Gentlemen Prefer Blondes (musical) was produced by Herman Levin and Oliver Smith, directed by John C. Wilson, and choreographed by Agnes de Mille, with vocal direction by Hugh Martin. Financial backers included Harold M. Esty, Jr. The original cast featured: Several well-known blonde actresses, including Betty Hutton, Jayne Mansfield (Carousel Theater, 1964), Mamie Van Doren, Barbara Eden (Florida, January 1999) and Morgan Fairchild, have starred in regional and summer stock productions of "Gentlemen Prefer Blondes" over the years. The musical ran in the West End at the Princes Theatre, opening on August 20, 1962 for 223 performances, and featured Dora Bryan as Lorelei Lee,