The records of Carpenters Union #313 and #1605 span the years 1903 to 1989, with the bulk of the material covering the years 1940 to 1979.

The records include administrative material such as minutes of meetings, financial records, and constitutions and bylaws, as well as correspondence, publications, and other material of a general nature. Also included are the records of the ladies carpenter auxiliary.

Most of the records are for local union 313, both before and after it combined with local 1605, but some of the records are for LU 1605. Records not identified with a local number are for 313, the records for LU 1605 are so identified.