William Copeland McCalla was born November 8, 1872 in St. Catharines, Ontario. He grew up in St. Catharines, where his father ran a conservatory. In the early 1890s, William attended Cornell University, though because of health reasons he was unable to finish his studies there. From childhood William had had an interest in botany as well as photography. In 1899, he took a botanical collecting trip to Banff, Alberta. On June 23, 1902 he married Margaret A. Ratcliffe; they had eight children, three sons and five daughters. William operated Sunny Acres fruit farm near St. Catharines but in 1913, the family left Ontario and moved to Edmonton, Alberta. In 1914, William bought a farm near Bremner, east of Edmonton. In 1920 he published an illustrated book, Wild Flowers of Western Canada. In 1922, he became the librarian for the Edmonton Normal School, and soon was also teacher of the study of nature. In 1925, he moved to Calgary where he taught natural history at the Calgary Normal School until his retirement in 1938. William made over one thousand hand-coloured lantern slides of plants and animals to help with his teaching; many of these are in the Botany Department at the University of Calgary and the Entomology Department at the University of Alberta. Following his retirement, William devoted more of his time to his botanical studies, traveling through western Canada and the United States. William Copeland McCalla was a recognized authority on the flora of Alberta. He was presented with a honourary degree, a doctor of laws, from the University of Alberta in 1956. In 1960, he presented his herbarium collection, numbering about 14,000 sheets, to the University of Alberta. William Copeland McCalla died August 22, 1962. Margaret McCalla died June 15, 1964 in Calgary, Alberta. Frederick Ratcliffe McCalla was born in St. Catherines, Ontario on May 14, 1903, the first child of William and Margaret McCalla. As the eldest son, Frederick was often called away from school to assist his father on the Glenbrook farm near Bremner, Alberta farm when his father was ill with asthma. In 1920, William McCalla moved to Edmonton with three of the children, and Frederick stayed on the farm with Margaret and the rest of the children until 1925 when all the family except Frederick moved to Edmonton. Several of his siblings boarded with Frederick from time to time. Frederick became the sole operator of the farm and eventually purchased it in 1942. Frederick married Gladys Wilkinson August 3, 1931 at Gladys and her parents' home in Clover Bar, Alberta. Gladys was the fifth child of Sarah and W.F. Wilkinson. Gladys was an accomplished musician, and received her Associate of the Toronto Conservatory of Music in 1931. She taught piano, performed as an accompanist, and was the pianist and choir leader for Bremner United Church. Frederick was the Secretary/Treasurer of the North Clover Bar School District #3117 from 1928 to 1947, and was the Treasurer of the Bremner United Church. He was an active member of the East Clover Bar United Framers of Alberta (UFA), serving as Secretary, Treasurer and President at various times. He served as Secretary-Treasurer and Secretary-Manager for the Alberta Milk Producers Association, and was a Director of the Dairy Food Service Bureau for the dairy Farmers of Canada. He also worked as Manager of the South Edmonton Mutual Telephone Company. Frederick and Gladys focused on dairy and grain farming at the Glenbrook Farm. Frederick and Gladys had four children: Marion, Alex, Nora and Pat. In 1960, Frederick and Gladys moved to Edmonton and Glenbrook Farm was sold in 1965. Frederick McCalla died December 26, 1986 in New Norway, Alberta. Gladys McCalla died May 4, 2001 in Edmonton, Alberta.