Series I: Cooper-Frost-Austin House
- 1.23 CPC – “Cooper-Austin House, 21 Linnaean St., Cambridge, Mass.” 1913 [Society for the Preservation of New England Antiquities, Boston, MA]
- 1.23 CPC – “Cooper-Austin House, 21 Linnaean St., Cambridge, Mass.” 1913 [Society for the Preservation of New England Antiquities, Boston, MA] (back)
- 1.24 CPC – “Cooper Austin House (built 1657) Oldest House in Cambridge, Massachusetts” ca.1920-1939 [Published for the Cambridge Historical Society by Maynard Workshop, Waban, MA]
- 1.24 CPC – “Cooper Austin House (built 1657) Oldest House in Cambridge, Massachusetts” ca.1920-1939 [Published for the Cambridge Historical Society by Maynard Workshop, Waban, MA] (back)
- 1.25 CPC – “Oldest House in Cambridge, Mass. Cooper-Hill-Austin House, Built 1657.” ca.1930-1944 [unknown, Austria]