Howson 8r Howson Ltd. is a long established Canadian milling company owned and operated by the Howson family since 1875. Originally located in Aberfoyle Ontario, Howson Mills has gone through several changes in its long history. From Aberfoyle they moved to Teeswater, Ontario. In 1899 Howson's bought a Feed and Flour Mill in Wingham, Ontario. In 1931, Howson 8r Howson became a Purina outlet and were servicing customers in a 35 mile radius around Wingham, as well as selling flour to the Montreal market and exporting to Great Britain and other UK countries. more... See more text