Ann Lisa Pearson, Morrill/Morrell Families Association Newsletter, 2(4): 13.
US Passport application, January 1910
In the 1880 census, George S. Morrill is listed as a Civil Engineer.
New Hampshire, Registrar of Vital Statistics, [New Hampshire] Index to births, early to 1900 (Salt Lake City: Filmed by the Genealogical Society of Utah, 1974).
New Hampshire, Registrar of Vital Statistics, [New Hampshire] Index to births, early to 1900 (Salt Lake City: Filmed by the Genealogical Society of Utah, 1974).