Source: "I Made This Plan After A Careful Study Of Old Plans Such As Blake, Nevens, Woods, Webber And U.S.G.S. By Checking Them With The Field Notes And Records Of Solomon Heald, Preston W. Charles, C.E. Hobbs And My Own. My Surveyors Mark & Plan Made 1948. Waldo N. Seavey." Oxford County Registry of Deeds.