1a.  Jordan R. Dodd.  Marriage Index:  Michigan and Wisconsin, 1830-1900.  Liahona Research, Orem, UT (Broderbund CD-251):  not found, but there are no Barry County records on the CD.

1b.  LDS.  Family Search: Internet Genealogy Service:  IGI - International Genealogical Index (online at FamilySearch.org).

Nathan BROWN Spouse: Lucretia Ann HARDY Marriage: 20 Sep 1849, Castleton Twp, Barry, Michigan Source: patron submission

1c.  Illinois Statewide Marriage Index, 1763–1900:

MILLER, SAMUEL A

BROWN, LUCRECIA A HARDY (MRS)

06/26/1882

v. D p. 80

Lic#79

Randolph Co.

If this isn't our subject's wife getting re-married, it's an incredible coincidence.

2.  1850 Census Index/Images (online at Ancestry.com; Image #4 of 4):  Township of Castleton, Barry Co., MI, p. 125B/248, 920/939, enumerated 19 Sep 1850, official enumeration date 1 Jun 1850 (extracted by Diana Gale Matthiesen):¤•

Nathan Brown	22	M		Cooper		N York
Lucretia "	18	F				"

Listed next to Nathan's uncle, Jonah R. RASEY, who is next to Nathan's maternal grandparents, Joseph RASEY III & Catherine BRUCE.

3.  1860 Census Index/Images (online at Ancestry.com, Image #23 of 36):  Hastings P.O., Hastings Twp., Barry Co., MI, Roll M653_536, p. 767, PN 144, 1151/1074, enumerated 10 Jul 1860, official enumeration date 1 Jun 1860 (extracted by Diana Gale Matthiesen):¤•

Nathan Brown	32	M		Cooper		100	NY
Lucretia	28	F					Mich
Frank	7	M					do
Harry	5	F					do

Listed next to Nathan's parents, Willard & Mary (RASEY) BROWN. 

4.  1870 Census Every-Name-Index/Images (online at Ancestry.com):  can't find.

5.  1880 Census Every-Name-Index/Images (online at Ancestry.com):  can't find.