Fact: http://familysearch.org/v1/LifeSketch In 1818 they removed to the farm, now of Capt. Williard C. Brigham where they remained till 1840, when they returned to Winchendon. They were a highly respectable and intelligent family. -Taken from the journal of May Louise Wright
Sources
Find a Grave, database and images (www.findagrave.com/memorial/121068630/martha-brown : accessed 20 May 2021), memorial page for Martha Wilder Brown (21 Jan 1780–7 May 1866), Find A Grave: Memorial #121068630, citing Old Centre Burial Ground, Winchendon, Worcester County, Massachusetts, USA ; Maintained by Michael Raymond (contributor 47805108) .
"New Hampshire Birth Records, Early to 1900," database with images, FamilySearch
(https://familysearch.org/ark:/61903/1:1:FLLH-87N : 23 February 2021), Martha in entry for William Brown, 29 Dec 1820; citing Rindge, Cheshire, New Hampshire, United States, Bureau of Vital Records and Health Statistics, Concord; FHL microfilm 1,000,488.
(https://familysearch.org/ark:/61903/1:1:FLL4-1BS : 23 February 2021), Martha in entry for Lucia Martha Brown, 08 Feb 1825; citing Rindge, Cheshire, New Hampshire, United States, Bureau of Vital Records and Health Statistics, Concord; FHL microfilm 1,000,488.
"New Hampshire Death Records, 1654-1947," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:FSKZ-BM5 : 22 February 2021), Martha in entry for Lucia Martha Brown, 13 Jul 1828; citing Rindge, Bureau Vital Records and Health Statistics, Concord; FHL microfilm 1,001,063.