1.  Indiana Marriage Collection, 1800-1941 (online at Ancestry.com):

Name:	William H Nelson
Spouse Name:	Rosa J Gregg
Marriage Date:	26 Feb 1878
Marriage County:	Putnam
Source Title-1:	Putnam County, Indiana
Source Title-2:	Index to Marriage Records 1850 - 1920 Part Two H -
Source Title-3:	Original Record Located in the County Clerk's Offi
Book:	6
OS Page:	171

.  LDS.  Family Search: Internet Genealogy Service:  IGI - International Genealogical Index (online at FamilySearch.org).

William H. NELSON Birth: 1846 or About 1849, Putnam, Indiana Father: Jonathan Ross NELSON; Mother: Huldah HUNTER Source: patron submissions

William H. NELSON Birth: <1852> <Greencastle, Putnam, Indiana> Marriage: <1877> <Greencastle, Putnam, Indiana> Spouse: Rosa or Jenny GREGG Birth: <1856> <Greencastle, Putnam, Indiana> Source: patron submission

Elbert Leroy NELSON Birth: 24 Oct 1878, Greencastle, Putnam, Indiana; Death: 31 Mar 1864 Father: William H. NELSON; Mother: Rosa or Jenny GREGG Source: patron submission

-

.  LDS.  Family Search: Internet Genealogy Service: Pedigree Resource File (index to CDs, online at FamilySearch.org).

Rosa GREGG Birth: 1865, Indiana Father: Dennis GREGG; Mother: Marcia B. LOUIS (c1840- ) Marriage of Parents: 23 Dec 1858, Jeffersonville, Clark, IN Source: Connie LUEKENGA

.  Indiana Works Progress Administration.  1938-40. Indiana Birth Records Index, 1880-1920 (online at Ancestry.com; missing columns contained no data):

Name	Father	Mother	Gender	Birth Date	Book	Page	Comment	County	Reference
-	-	-	-	-	-	-	-	-	-
-	-	-	-	-	-	-	-	-	-
Nelson	W H	Jemmie Gregg	Male	22 Jan 1884	H-1	148	-	Putnam	Putnam County, Indiana, Index to Birth Records, 1882-1920
-	-	-	-	-	-	-	-	-	-
-

.  1850 Census Every-Name-Index/Images (online at Ancestry.com):  William H. NELSON (æ 4, b. IN) is living in Greencastle Twp., Putnam Co., IN (p. 516B), with his parents, Jonathan R. NELSON (æ 66, b. PA) & Hulda (æ 50, b. DE), plus siblings.

.  1860 Census Every-Name-Index/Images (online at Ancestry.com):  can't find William or any of his family.  Dennis GREGG (æ 31, b. IN; painter), his wife, Mariah (æ 20, b. OH), and an infant son are living with Dennis's widowed mother, Lucy B. GREGG (æ 53, b. MA), et al., in New Albany (Ward 3), Floyd Co., IN (p. 48).

.  1870 Census Every-Name-Index/Images (online at Ancestry.com):  can't find William or any of his family.  Rosa GREGG (æ 5, b. IN), her widowed mother, Maria B. GREGG (æ 28, b. OH), and Rosa's siblings are living in Jefferson (Ward 5), Clark Co., IN (p. 496B), with Maria's father, Ludwig LOUIS (æ 70, b. Prussia).

.  1880 Census Every-Name-Index/Images (online at Ancestry.com):  can't find William or Rosa, and I really looked.

.  1890 Census:  the 1890 Census Population Schedules were destroyed.

.  1900 Census Every-Name-Index/Images (online at Ancestry.com, Image #30 of 36):  815 Leavitt [St.], Brazil City (Ward 3), Brazil Twp., Clay Co., IN, Roll T623_363, p. 71B, SN 15, SD 5, ED 4, enumerated 21 Jun 1900, official enumeration date 1 Jun 1900 (extracted by Diana Gale Matthiesen):

1900:  for an explanation of the column headings, please see What the Numbers in the Federal Census Mean (missing columns contained no data).

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

19

20

22

23

24

25

27

*

815

319

334

Nelson William

Head

W

M

Oct 1845

54

M

23

IN

IN

IN

Hod Carrer

0

Y

Y

Y

R

H

"    Rosa

Wife

W

F

Dec 1861

38

M

23

4

3

VA

VA

VA

Y

Y

Y

"    Bert

Son

W

M

Oct 1878

21

S

IN

IN

VA

Brick Layer

5

Y

Y

Y

"    Minnie

Dau

W

F

Aug 1886

13

S

IN

IN

VA

At School

Y

Y

Y

Carico John

Cousin

W

M

Mar 1870

30

S

IN

VA

IN

R Mill hand

3

Y

Y

Y

"   Charles

Cousin

W

M

Aug 1874

25

S

IN

VA

IN

Clay worker

3

Y

Y

Y

*Leavitt

.  Messages posted to the Putnam County, Indiana, location board (online at RootsWeb.com/Anestry.com).

.  WorldConnect / Ancestry World Trees (online at RootsWeb.com/Ancestry.com).