Coursework: physics, notebook; includes blue paper experiment Coursework: diagrams re: cross-sections of plants Coursework: general Coursework: history and geography Coursework: math, notebook Coursework: notebook Coursework: notebook re: simple voltaic battery exercise Coursework: observational geometry, workbook Ephemera: program, Christmas dinner Ephemera: dance card, first class dance Ephemera: program, combined musical clubs concert Ephemera: commencement program Exams, 1920 Exams, 1922 Exams, 1923 Exams, 1925 Exams, undated Printed material: catalogue, Milton Academy Printed material: playbill, Wurzel-Flummery and Boy Comes Home Printed material: graduate bulletins Resource material: Pupil's Outlines for Home Study: United States History I & II Resource material: Problems and Questions on Physics Resource material: campaign chart of the American Revolution Resource material: Ivanhoe Historical Note Book Series: Part I, United States History Addenda: additional correspondence Addenda: additional legal documents Bowditch School: schoolwork Bowditch School: clippings re: grammar school graduations Harvard Graduate School: course information Harvard Graduate School: international student club card and university identification cards, Freiburg and Munich, Germany Harvard Graduate School: notebook; includes loose material Harvard Graduate School: notes in German Harvard Graduate School: coursework, archeology, notecards Harvard Graduate School: printed material, official registers Harvard Graduate School: exams, anthropology Harvard Graduate School: correspondence, Universiät Müchen, Munich, Germany Radio Technician Training: chart of Sylvania self-tested tubes Observations about the Charlestown Bridge Massachusetts semi-annual state lottery ticket, no. 2320 Birth certificate for Abigail, Jemima, and Eunice Coffin Agreement between Charles Harris and Susan Coffin regarding the care of the twins, Chang and Eng Bunker Agreement making Joshua Coffin the representaive of six women Letter from George Moore to Richard Thomas Austin Deed for land purchased from Stephen Prentice by Gideon Frost in Cambridge, Mass. "An Herculean Love Knot" Portrait of Halfdan "Dick" M. Hanson Letter from R. W. Burnham to Halfdan M. Hanson, January 15, 1916 Letter from Henry Davis Sleeper to Halfdan M. Hanson, Dec. 26, 1917 Letter from Henry Davis Sleeper to Halfdan M. Hanson, January 4, 1921 Letter from Henry Davis Sleeper to Halfdan M. Hanson, March 4, 1921