[3] He went on to Harvard College, was a "star right-hander" pitching for the Crimson baseball team, and graduated in 1929.

[3] Whitmore's political career began in 1940 when he was elected to the Newton Board of Aldermen.

He was considered to be a frontrunner for the Republican nomination for Governor in 1960, but dropped out of the race after he lost the convention vote to John A. Volpe.

He lost to incumbent Ted Kennedy by over one million votes.

After his defeat in the 1964 Senate race, Whitmore was named Commissioner of the Metropolitan District Commission, a post he held until 1970.