Yes that's his FAG Memorial
Here's William Crerie' 's Birth Record "Massachusetts Deaths, 1841-1915, 1921-1924", database with images, FamilySearch (
https://www.familysearch.org/ark:/61903/1:1:FXDW-8NR : 8 March 2021), William C. Crienie, 1882.
https://www.familysearch.org/ark:/61903/1:1:FXDW-8NR
And Census
Insurance Agent "United States Census, 1930," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:XQLG-C5H : accessed 8 March 2021), William C Crerie, Lynn, Essex, Massachusetts, United States; citing enumeration district (ED) ED 151, sheet 17A, line 39, family 476, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 899; FHL microfilm 2,340,634.
Salesman/Music Concern "United States Census, 1940," database with images, FamilySearch (
https://www.familysearch.org/ark:/61903/1:1:K4V1-54V : 10 January 2021), William C Crepip, Lynn, Essex, Massachusetts, United States; citing enumeration district (ED) 19-33, sheet 4A, line 5, family 66, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 1695.