Descendants of Isaac Ervin b. 1781 VA

Here is my latest information:

1 Isaac ERVIN
b. 8 Oct 1781
bp. VA
d. 11 Jul 1851
dp. Tuscarawas Co, OH
brp. Roxford M. E. Cemetery, Union Twp., Tuscarawas Co, OH
& Rachel UNKNOWN
b. 1785
bp. MD
d. bef 1870
m. abt 1805
mp. PA
1.1 George W. ERVIN
b. 1813
bp. PA
d. bef 1870
& Elizabeth RULE
b. 1821
bp. OH
m. 16 Nov 1842
mp. Tuscarawas Co, OH
1.1.1 Winfield Scott ERVIN
b. Feb 1848
bp. Tuscarawas Co, OH
d. 29 Aug 1917
dp. Buena Vista, Jasper Co, IA
br. 30 Aug 1917
brp. Slagle Cemetery, Jasper Co, IA
& Senora Eleanor DEARINGER
b. 30 Jul 1861
bp. Galesburg, Elk Creek Twp., Jasper Co, IA
m. 4 Nov 1881
mp. Colfax, Washington Twp, Jasper Co, IA
div. 13 Apr 1910
dvp. Jasper Co, IA
1.1.1.1a James W. (Floyd) ERVIN*
b. 8 Mar 1896
bp. Colfax, Jasper Co, IA
d. 19 Nov 1934
dp. San Francisco, San Francisco Co, CA
br. 21 Nov 1934
brp. Presidio, San Francisco, San Francisco Co, CA
& Agnes Lydia DENNISON
b. 24 Mar 1898
bp. Cripple Creek, CO
d. 16 Apr 1954
dp. Contra Costa Co, CA
Unmarried
1.1.1.1b James W. (Floyd) ERVIN*
b. 8 Mar 1896
bp. Colfax, Jasper Co, IA
d. 19 Nov 1934
dp. San Francisco, San Francisco Co, CA
br. 21 Nov 1934
brp. Presidio, San Francisco, San Francisco Co, CA
& Ruth Laurine Marie HANSEN
b. 18 Jan 1903
bp. Eugene, Multnomah Co, OR
d. 4 Nov 1974
dp. Sacramento, Sacramento Co, CA
bp. 22 Feb 1903
bpp. Eugene, Multnomah Co, OR
br. 7 Nov 1974
brp. East Lawn Cemetery, Sacramento, Sacramento Co, CA
m. 28 Jan 1928
mp. San Francisco, CA