Thomas was an original member of the all-Victorian 29th Battalion. Thomas was assigned to 'D' Company. The full list of 'D' Company members can be found here. Within D company, Thomas was assigned to number 8 Section. The 11 men in Thomas' section are pictured below. Three soldiers in this picture were killed during WW1.
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The photo was printed in Austin, R (1997) Black and Gold: The History of the 29th Battalion, 1915-18. Slouch Hat Publications.