Photographs, clippings, correspondence, manuscripts, muster rolls, photographs, a scrapbook, and miscellaneous materials collected or created by by Jack Dorsey from his work as mayor of Mt. Zion and volunteer historian.

This collection largely consists of clippings, photographs, and records of Mt. Zion Seminary, Carroll County schools, public service agencies, government proceedings, and other community affairs. The material primarily dates to the 20th and 21st century, with some material dating to the 19th century.