1930 Federal Population Census. T626, 2,667 rolls. Washington, D.C.: National Archives and Records Administration. Sugar Grove, Mercer, Pennsylvania, ED 79, roll 2078, page 2A, image 98.0.
1910 Federal Population Census. T624, 1,784 rolls. Washington, D.C.: National Archives and Records Administration. Summit Twp, Crawford, Pennsylvania, ED 42, roll 1333, part 2, page 95B.