photos 20161226. The Milburn building on Colborne Street – designed by the “master practitioner” of Richardsonian Romanesque architecture, E.J. Lennox (architect of Casa Loma and Old City Hall). December 27, 2016 Vik Completed in 1889, this five-unit building housed Milburn Co., a wholesaler of patent medicines and tenants who sold beer supplies, wine and liquor (from Toronto Architecture: A City Guide, 2nd edition).