Walter Cunningham Thomson was born in Hastings, Ontario, in December 1895. Thomson enlisted in February 1916 in Peterborough, Ontario, with the 93rd Battlion.  He served overseas with the 21st Battalion until he was demobilized and returned to Canada at the end of the war. 

The collection consists of seven letters, one newspaper clipping, two cards, and one misc. document. The letters were written to Reverend Arthur Mansell Irwin, pastor of Norwood Methodist Church, Ontario.