Fact: Burial (1913) Fitchburg, Worcester, Massachusetts, United States of America
Sources
"Massachusetts Births, 1841-1915," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:FXHC-18Z : 10 March 2018), Sarah Lamb, 24 Jul 1843, Phillipston, Massachusetts; citing reference ID #220, Massachusetts Archives, Boston; FHL microfilm 1,420,726.
"Massachusetts State Census, 1855," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MQ48-4HT : 11 March 2018), Sarah S Lamb in household of Davis R Lamb, Fitchburg, Worcester, Massachusetts, United States; State Archives, Boston; FHL microfilm 953,963.
"Massachusetts, Town Clerk, Vital and Town Records, 1626-2001," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:FH9Y-G4C : 6 November 2017), Gilbert H. Derby and Sarah S. Lamb, 23 Aug 1862; citing Marriage Notice, Gardner, Worcester, Massachusetts, United States, , town clerk offices, Massachusetts; FHL microfilm 758,482.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M22J-JPS : accessed 25 May 2019), Sarah S Derby in household of Gilbert H Derby, Fitchburg Ward 4, Worcester, Massachusetts, United States; citing enumeration district (ED) ED 1740, sheet 4B, family 85, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 628; FHL microfilm 1,374,641.
"Massachusetts Deaths, 1841-1915," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:N4WZ-MB8 : 22 May 2019), Sarah S Derby, 11 Dec 1913; citing Fitchburg,,Massachusetts, 338, State Archives, Boston; FHL microfilm 2,401,726.
Find A Grave, database and images (https://www.findagrave.com : accessed 24 May 2019), memorial page for Sarah Lamb Derby (24 Jul 1843–11 Dec 1913), Find A Grave: Memorial #105886541, citing Laurel Hill Cemetery, Fitchburg, Worcester County, Massachusetts, USA ; Maintained by Bill Bourbeau (contributor 47387362) .