"United States Census, 1930," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/XMKT-1FW : accessed 22 Nov 2012), Lucien Y Grove in household of Daniel L Grove, Washington, Washington, District of Columbia; citing enumeration district (ED) 0178, sheet 15A, family 258, NARA microfilm publication T626, roll 296.