1920 Federal Population Census. T625, 2,076 rolls. National Archives and Records Administration, Washington D.C. For details on the contents of the film numbers, visit the following NARA web page: <a href="http://www.archives.gov/publications/microfilm-catalogs/census/1920/part-07.html">NARA</a>. Note: Enumeration Districts 819-839 on roll 323 (Chicago City, Cook County, Illinois) are missing, even though the NARA catalog lists them as being there. The Family History Library catalog also lists them as missing. Greenwood, Crawford, Pennsylvania, ED , roll , page , image 918.
1930 Federal Population Census. T626, 2,667 rolls. Washington, D.C.: National Archives and Records Administration. Geneva, Crawford, Pennsylvania, ED 17, roll 2022, page 3A, image 460.0.