Helen Ruby [sometimes listed as Ruby Helen] Lees (nee Cassidy) was Arthur Schmon’s private secretary at the Ontario Paper Mill in Thorold, Ontario. She was born on January 10, 1897 in St. Catharines, Ontario and died on October 14, 1944 in Niagara Falls, Ontario. She was married to Arthur E. Lees. Captain/Major William S. Coolin was employed at the paper company.

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