| Birth | 22 Feb 1874 | Pennsylvania | |  | |
| Marriage | Bet 1899 and 1900 | Naomi J. or R. KOCHENDERFER | | | |
| Census | 1 Jun 1900 | Granville Twp., Mifflin Co., PA, ED 136 Sh 14B; Oscar J. Lewis, head, born Feb 1874, 26, married 0 years, born PA both parents born PA, day laborer. | | | |
| Census | 15 Apr 1910 | West Granville Twp., Mifflin Co., PA, ED 160 Sh 6B; James O. Lewis, head, 36 (1873-74), marriage 1 of 10 yr., born PA both parents born PA, miner - sand mine. | | | |
| Census | 12 Sep 1918 | World War I Draft Registration: James Oscar Lewis, born 22 Feb 1874; res. Lewistown, Mifflin Co., PA, nearest relative Naomi J. Lewis; miner - PA Glass Sand Co.; medium height and build, gray eyes, brown hair. | | | |
| Census | 1 Jan 1920 | Granville Twp. West District, Mifflin Co., PA, ED 119 Sh 10A; Oscar J. Lewis, head, 45 (1874), married, born PA both parents born PA, miner - sand mine, owns free and clearl. | | | |
| Census | 1 Apr 1930 | Granville Twp., Mifflin Co., PA, ED 9 Sh 8B; J. Oscar Lewis, head, 56 (1873-74), 25 at first marriage, born PA both parents born PA, laborer - rayon mills. | | | |
| Death | Aft 1 Apr 1930 | | | | |
| Reference No | | 9810 | | | |