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- [S1123] Drake, Levi Vern (I2981): 1920 US Census, (www.ancestry.com (2005): National Archives and Records Administration micropublication T625, roll 1567, enumeration district (ED) 140, sheet 9A, page 180A, line 31, dwelling 210, family 230; image accessed 12/28/2008.), 1920.PA.Erie.Union City Ward 1.140.17.
- [S1135] Drake, Levi Vern (I2981): 1930 US Census, (www.ancestry.com (2002): National Archives and Records Administration micropublication T626, roll 2022, enumeration district (ED) 6, sheet 9B, page 140B, line 92, dwelling 247, family 283; image accessed 12/28/2008.), 1930.PA.Crawford.Cambridge Springs.6.18.
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