Son of Elijah Durham and Lydia Ann LeCount
Born ca. 1848 in Philadelphia, Pennsylvania

Errand Boy, 1860; Umbrella Maker, 1870

Isaiah's age in the census records: in 1850, age 2; in 1860, age 11; in 1870, age 22 (twice).
Isaiah was in county prison in 1870.

1850 - U.S. Census, Pennsylvania, Philadelphia Co., Northern Liberties, Ward 3, Page 178, 669-817, 15 Aug 1850
1860 - U.S. Census, Pennsylvania, Philadelphia Co., Philadelphia, Ward 11, Page No. 27 [=853], 208-262, 05 Jun 1860
1870 - U.S. Census, Pennsylvania, Philadelphia Co., Philadelphia, Ward 26, District 84, Page No. 88 [=194], 1-1, 19 Jul 1870
1870 - U.S. Census, Pennsylvania, Philadelphia Co., Philadelphia, Ward 11, District 32, Page No. 71 [=389], 529 Brook St., 21 Nov 1870