Like his brother, he was in the band at West Point.
Sources
"United States Registers of Enlistments in the U.S. Army, 1798-1914," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QJDR-K8QK : 24 May 2014), Gilbert S Dayton, 17 Jan 1906; citing p. 300, volume 118, Bridgeport, , Connecticut, United States, NARA microfilm publication M233 (Washington D.C.: National Archives and Records Administration, n.d.), roll 61; FHL microfilm 1,465,947.
"United States World War I Draft Registration Cards, 1917-1918," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KZFD-J5F : 12 December 2014), Gilbert Sylvester Dayton, 1917-1918; citing Stamford City, Connecticut, United States, NARA microfilm publication M1509 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,561,926.
Is Gilbert your ancestor? Please don't go away! Login to collaborate or comment, or ask our community of genealogists a question.
Sponsored Search by Ancestry.com
DNA Connections
It may be possible to confirm family relationships with Gilbert by comparing test results with other carriers of his ancestors' Y-chromosome or mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share some percentage of DNA with Gilbert: