821. William T. Sedgewick Format: Photographs Collection: Manuscripts and Archives Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
822. ? Winn Format: Photographs Collection: Prentiss-Winn Estate Date: 1920–1950 Institution: Arlington Historical Society
823. Woman looking at portrait photograph of younger man Format: Photographs Collection: Press Photography from the Brearley Collection Date: October 24, 1963 Institution: Boston Public Library
824. Woman looking at portrait photograph of younger man Format: Photographs Collection: Press Photography from the Brearley Collection Date: October 24, 1963 Institution: Boston Public Library
825. Yiyao Barnoon at the Boston Children's Hospital Photo Sharing Event Creator: Barnoon, Yiyao Format: Photographs Collection: 150th Anniversary Photo Sharing Event (2019) Date: May 2, 2019 Institution: Boston Children's Hospital Archives
826. Young Africa. Or the Bone of Contention. Format: Photographs Collection: Selected items from the collections of the Massachusetts Historical Society Date: [ca. 1862] Institution: Massachusetts Historical Society
827. Young Maxwell Finland Creator: Brown, Alfred Format: Photographs Collection: Artwork and Artifacts Date: 1902 Institution: Center for the History of Medicine (Francis A. Countway Library of Medicine)
828. Yourlanda M. Johnson at the Boston Children's Hospital Photo Sharing Event Creator: Johnson, Yourlanda M. Format: Photographs Collection: 150th Anniversary Photo Sharing Event (2019) Date: May 2, 2019 Institution: Boston Children's Hospital Archives
829. commonwealth-oai:0c488b97t Format: Objects/Artifacts Collection: Arlington Historical Society Collection Institution: Arlington Historical Society