1. Cushing Toppan, Newburyport engraver Format: Photographs Collection: Historical Society of Old Newbury, Snow Historical Photograph Collection Date: [ca. 1840–1987] Institution: Historical Society of Old Newbury
2. Governor Dummer from portrait at Dummer Academy Format: Photographs Collection: Historical Society of Old Newbury, Snow Historical Photograph Collection Date: [ca. 1840–1987] Institution: Historical Society of Old Newbury
3. Mrs. Dummer, wife of Governor Dummer Format: Photographs Collection: Historical Society of Old Newbury, Snow Historical Photograph Collection Date: [ca. 1840–1987] Institution: Historical Society of Old Newbury
