"United States Census, 1900," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MS9L-CHM : accessed 12 Nov 2013), Emma Dykema in household of John P Dykema, ED 101 Benona township, Oceana, Michigan, United States; citing sheet 2A, family 24, NARA microfilm publication T623, FHL microfilm 1240736