Thomas Brown was with the Royal Horse Artillery, based at Topsham Barracks when he made his debut for City at right-half against Swindon Town on the 16th of February 1924. Harold Blackmore, a 15 year old from Silverton, made his debut in the same game.

In 1928, the was an assistant trainer, and played against Barry Town in the Southern league on the 20/10/28 at left-back, due to injuries and illness. The score was 1-1, and the goal was " a wonderful solo effort by Ladysmith schoolboy, Cliff Bastin, playing at centre-forward"

Thomas was still working at the club as assistant trainer in 1933.