Description: Unidentified female works with a Periodometer, a machine invented by fifth Smithsonian Secretary Dr. Charles Greeley Abbot that analyzes solar records.
Description: Virginia ERA caravan at the Alice Paul Memorial March in Washington, DC, August 26, 1977, by Lee Stalsworth Jr., SIA Acc. 11-009, 77-11626-09.
Description: Journal of Field Explorations, Volume 1, page 6, by Edward A. Chapin, featuring photographs of Estacion Experimental Agromica de Cuba and Avenue of Royal Palms, SIA2011-0210.
Description: Storage area for the Department of Mammals at the United States National Museum, now known as the National Museum of Natural History, MNH-1246B.
Description: John Lewis speaks at the opening night of the "Right to Vote" exhibit at the National Museum of History and Technology (NMHT), 72-8926-26.
Description: Unidentified man on deck of ship with hatching equiment (pump and distribution tank) and blocks of ice, United States Fish Commission, MAH-2725.