c. 1935; "Dominion Public Building; in this building built by the Dominion Government, the various government offices are located: the Post Office, Customs Department, Department of Pensions, National Health, Income Tax Department, and Mounted Police"; the Dominion Public Building is on the west side of Ouellette Avenue between Pitt Street West and Chatham Street West; it was designed by John Edward Trace of Sheppard, Masson, And Trace, Architects; it was begun in 1932 and completed in 1934; the Post Office was on the ground floor; The Dominion Public Building is now known as the Paul Martin Building; the reddish building on the north side of Chatham Street West housed a variety of businesses, including the offices of the architects (in 1934) and the Equity Chambers; originally, this building was the Grinnell Brothers Company (piano makers); on the northwest corner of Ouellette Avenue and Pitt Street West, the Laing Building (part of the Norwich Block) is visible.