1894 1c printed matter, advertising roofing, Oshawa, Ontario.

1894 #35 1c Small Queen tied by Oshawa, Ont squared circle (JU 4 94) on private postcard sent as printed matter Reverse with all-over blue illustration of roofing products.(Durham county).

A peculiar item. Postcards were not yet allowed to be sent, so this was technically a 1c printed matter rate in postcard form.