AMOS JOHNSON, b. 1817, m. 1) NANCY KIMBALL, 2) MARY HUMISTON (New Haven, CT)

Trying to find out more about this AMOS JOHNSON & wives.

Amos Johnson,
Born: Mar. 29, 1817
died June 29, 1898
m. 1. Nancy Kimball Sept. 2, 1844, No Children
m. 2. Mary Humiston 1850

Children

MaryJuly 8, 1859
ThomasJuly 8, 1859 Twins
* WilliamFeb 14, 1861
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Where would I find a birth record for this AMOS (shown above) and records of both marriages?

Have discovered there were 3 AMOS JOHNSON's of approx. same age living in New Haven County in 1850. Here are census records found on them.
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1850 US CENSUS
View Record Amos Johnson New Haven, New Haven, CT abt 1816 Connecticut
View Record Amos D Johnson Orange, New Haven, CT abt 1821 Connecticut
View Record Amos M Johnson Southbury, New Haven, CT abt 1817 Connecticut

(1850) AMOS JOHNSON, b. abt. 1816 (age 34) (occ: Grave Digger also NANCY JOHNSON age 66 & GEORGE KIMBALL)
(1850) AMOS M. JOHNSON, b. abt. 1817 (age 33) (occ: Farmer) also ANNA age 60 & VICTORIA JACKSON

1850 United States Federal Census Record
Name: Amos D Johnson
Age: 29 Estimated Birth Year: abt 1821
Birth place: Connecticut
Gender: Male
Orange, New Haven, Connecticut
HOUSEHOLD:
JOHNSON, AMOS age 77 occ: Farmer b. Farmer b. CT v-$2000 (b. abt. 1773)
JOHNSON, SARAH age 61 b. CT
JOHNSON, AMOS D. age 29 occ: Laborer b. CT
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1860 US CENSUS
View Record Amos Johnson New Haven Ward 2, New Haven, CT 42 abt 1818 Connecticut Male
View Record Amos D Johnson Orange, New Haven, CT 38 abt 1822 Connecticut Male
View Record Amos M Johnson Bristol, Hartford, CT 43 abt 1817 Connecticut Male

(1860) AMOS JOHNSON, b. abt. 1818 Amos Johnson age 42 (occ: Laborer) & Nancy Johnson age 55 (living in HENRY STOWE boarding house)
(1860) AMOS M. JOHNSON b. abt. 1817, age 43 SARAH JOHNSON ,27, SARAH JOHNSON, 4, & HANNAH, 1 (occ: Attorney at law)

1860 United States Federal Census Record
Name: Amos D Johnson
Age: 38 Birth Year: abt 1822
BirthPlace: Connecticut
Orange, New Haven, Connecticut
Gender: Male
Post Office: West Haven
HOUSEHOLD:
Amos D Johnson age 38 occ: Famer b. CT v-$2000/300 (all in h.h. b. CT)
Mary E Johnson age 36 (MARY ELIZABETH)
Harriet Johnson age 3
Charles Johnson age 1
Mary Wilson age 45
Matthew Gibbons age 15
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1870 US CENSUS
View Record Amos Johnson Orange, New Haven, CT abt 1818 Connecticut White Male
View Record Amos D Johnson West Haven, New Haven, CT abt 1822 Connecticut White Male
View Record Amos M Johnson Bristol, Hartford, CT abt 1817 Connecticut White Male (too far away)

(1870) AMOS, b. abt. 1818, age 52, (occ: farm labor) boarding house includes WILLIAM JOHNSON, age 9 no other JOHNSON's in household.
(1870) AMOS, b. abt. 1817, age 53, (occ: book agent) again living with SARAH, SARAH & HANNAH

1870 United States Federal Census Record
Name: William H Johnson
Estimated Birth Year: abt 1861
Age: 9 BirthPlace: Connecticut
West Haven, New Haven, Connecticut
Race: White Gender: Male
Post Office: West Haven
HOUSEHOLD: Note: all b. CT
JOHNSON, AMOS D. age 48 occ: Farmer b. CT v-$2500/500 (b. abt. 1822)
JOHNSON, ELIZABETH M. age 46
JOHNSON, HARRIET E. age 13
JOHNSON, CHARLES A. age 11 occ: Works on Farm
JOHNSON, WILLIAM H. age 9
WILCOX, MARY age 57 occ: Makes Match Boxes
JOHNSON, AMOS S. age 4 (STEPHEN A. in 1880)
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Thanks for your help.