This collection spans 6 linear feet and dates from 1890 to 1988. The collection comprises manuscripts, publications, photographs, clippings, cassettes, floppy disks, printed materials, correspondence, sheet music, and other research materials. Materials relate to Evans J. Casso and his research subjects, including Francis T. Nicholls, the Civil War, and Italian-Americans.

This collection dates from 1990-1991 and spans 2 linear feet. The materials comprise two artistic proofs for posters used to publicize Civil War battle reenactments. Both proofs were designed by Alice Gibson.