Looking for address of local Genealogy society or library who will do lookups, and make copies in the area of Lenox twp. Ashtabula CO. OH?

Searching for infromation pertaining to the many Mathew BROWN's in Lenox twp.

Matthew Brown b. 1819 VT died March 1892 Linn CO. IA?, married Susan Fuller/Feuller July 4, 1844 Ashtabula Co. (From "Marriage Records from the Probate Ct., Ashtabula C., 1811-53": p.264- Mathud (ew) Brown Jr. & Susan M Fuller, both of Jefferson, 4 Jul 1844, in Jerrerson, by James) Norris, J.P. also Ashtabula CO. OH. Marriages 1833-1853 Bk. B., Mathus and Susan F. Fuller married July 4, 1844.)

1850 Jefferson Boro., Ashtabula Co. OH., Matthew 31 b. VT., wife Susan 23 b. NY., daughter Alzada 5 b. O., Adelbert 3 b. O., (my line)
next door is Sylvanius Brown age 73 b. VT., how is he related? Is he a brother to the elder Matthew Brown?
1860 Lenox twp., Matthew Brown Jr., age 41b. VT. wife Susan 35 b. NY. children Alzady, Adelbert, John, Frank, Edgar.
next door is father Matthew age 73 with a Mary age 50 who I think is a daughter.
1870 Lenox twp., Susan Brown listed first age 43, Matthew 51, Frank 18, Edgar 13, George 3 and a Mary age 63 who I think is Matthew's sister?

1880 Foote, Foote CO. Kansas Matthew Brown age 60 is living in the home of his son A.M. Brown (Adelbert Matthew Brown)

Known Children:
1) Alzada b. 1845 (Astabula Co Marriages BK. B2 1853-1878 married C.B. HART Oct 25, 1863
2) Adelbert b. 1847 my line
3) John Denison b. 1850
4) Frank Rodney b. 1852
5) Edgar Sylvanas b. 1857
6) Geore Lester b. 1866

Matthew Brown b. 1819 son of Matthew Brown b. 1786 VT. died March 1870 pro. Astabula CO. OH.? married to Jane DENNISON/DENISON April 1, 1807 VT., Jane was born Sept 1786 d. Feb 1860 New Hampshire, Lenox twp., Astabula, listed on the 1860 Mortality schedual.
1810 Barnard, Windsor, VT this Matthew and his father Mathew listed
1840 Lenox twp., Ashtabula Co. OH. Mathew Brown with a male 10-15, male 15-20, male 20-30 (this Matthew) male 50-60 (father Matthew of this Matthew) female 30-40, female 50-60
1850 Lenox twp., Ashtabula Matthew Brown 67 b. Ireland? should be VT., wife Jane 67, Mary 43 b. VT., and Norman? 26 b. VT.
1860 Matthew Brown age 73, with a Mary age 50 might be a daughter? living next door is son Matthew age 41 with wife Susan and family

Matthew son of Matthew Brown born c. 1757 died Feb 1817 Barnard, Windsor, VT., married to Martha unknown born c. 1755 died June 1817 Barnard, Windsor, VT.
1790 census Barnard, Windsor, VT
1800 census Barnard, Windsor, VT

Any help with this set of Browns would be greatful!!!!
Thankyou
Terri