"2015 June 28" . . "No restrictions on access"@en . "1 digital file, MPEG-4"@en . . . "Presentation by Helen Sperling"@en . . . "William Bulger donated the presentation by Helen Sperling to the United States Holocaust Memorial Museum in July 2021. The American Legion of New York produced the presentation for its Boys' State program in June 2015."@en . . . . . "irn724241" .