"The collection is arranged as a single series."@eng . . . . . . . . "folder\n\n1"@eng . . "Albert David Hamburger papers"@eng . . . . . "The collection documents the Holocaust experiences of Albert David Hamburger and his parents Abraham and Rosa Hamburger of Gorinchem, Netherlands. Included are four letters written by Betty Bouten-Bergen, who hid David and his sister in Amsterdam; family photographs; copies of documents related to Albert’s release from Theresienstadt; and a Dutch translation of a diary written by Sergei Kaplan, husband of Olga Kaplan, who adopted Albert while he was in Theresienstadt."@eng . "Albert David Hamburger papers"@eng . . "circa 1930-circa 1945" .