Harold McIvar Weir was born in Brantford, Ontario, November 2, 1879. He attended the University of Toronto from 1898-1901 graduating with a B.A.Sc degree. In 1901 he was employed on a location survey of the Vancouver-Victoria and Eastern Railway (Great Northern) in the Okanagan Lake area of B.C. Between 1902 and 1904 he was on the engineering staff of the Clevland Gas Light and Coke Company in Cleveland, Ohio. From 1905-1907 je was employed by the Londonderry Iron and Mining Co., in Londonderry, Nova Scotia. The summer of 1907 he spent prospecting in Northern Ontario. From 1908 to 1910 he worked for the Real del Monte Y Pachuca Mining Company in Hidalgo, Mexico on the engineering staff and then as Engineer Manager of Baron Mine. He spent the winters of 1910-1911 in South Porcupine, Ontario examining mining claims fro a Toronto syndicate. In 1911, Weir joined the staff of the City of Saskatoon Engineering Department. He served as Assistant City Engineer in charge of the Building and Plumbing Branch from 1911 to 1947 and as City Engineer from 1947 to 1952. From 1952 to 1962 he worked as a consultant to the City Engineering Department. Mr. Weir died August 11, 1968