The Laura Oster-Aaland Collection consists of materials relating to Martha Heihn, including biographical information, transcript and copies of an interview, newspaper article, and two photographs. The collection has been organized into two series: Martha Heihn and Texile.

The Martha Heihn Series contains a biography of Mrs. Heihn, as well as an autobiographical sketch about her childhood, written for her grandchildren; a transcript of an interview of Martha Heihm from 2006 as well as copies of the interview on cassette tapes and CDs; an issue of the Beulah Beacon, dated 27 December 2001, which features a front-page story about Mrs. Heihn and her collection of teddy bears; and two small photographs: one of two young children by a house, and another of the same children with Cora Abbey.

The Textile Series is comprised of multiple textiles including coats, collars, mittens, caps, shoes, dolls, quilts, and blouses. The textiles are listed and described in detail in the Separated Materials Section.