Snapshots of charts and diagrams likely used by Herbert Ratz to teach students during his career.

The original sleeve the negatives were stored in is included in the file as it identifies the subject of the photographs and when the photographs were taken.

Material relating to the Henry Ratz family. Consists of photocopies of genealogical information, photocopies of photographs and photocopies of clippings. Contains one snapshot of the "Ratz homestead, Elmira?" and a letter from Herb Ratz to Mary Ham, Jan. 11, 1992.