Catalogs, souvenir book, and newsletter materials from Jantzen, Inc. (also known as Jantzen Knitting Mills), as well as photographs relating to company picnics and reunions. Jantzen was founded as the Portland Knitting Company in 1910 in Portland, Oregon, and changed its name to Jantzen Knitting Mills in 1918. The firm became a nationally known swimwear manufacturer in the 1920s and 1930s. In 1954, it changed its name to Jantzen, Inc.

Harold S. Hirsch began designing skiwear for his father's outdoor clothing and supply business, the Hirsch-Weis Manufacturing Company in Portland, Oregon, in the 1930s. He named the clothing line White Stag, and it eventually expanded to other types of casual sportswear. In 1946, the company as a whole renamed itself White Stag Manufacturing Company. Collection includes patterns and catalogs for sportswear manufactured by the White Stag Company, primarily tennis, boating, and skiwear.