Framed Photograph of Pres. R. M. Nixon with Security Provided by USSS & DC Metro Police, During Inaugural Parade, 1969-01-20, Container: Keener Collection - Box 4. Keener Presidential Collection, COL-KEENER. Hoyt Library Archives. https://archive.saginawlibrary.org/repositories/2/archival_objects/34181 Accessed July 20, 2026.