Keywords: Union Station and International Marine Signal Factory, Ottawa (HS85-10-26822) original.tif Union Station and International Marine Signal Factory Ottawa 1913 Institution British Library object history credit line accession number HS85/10/26822 Picturing Canada image 26822 British Library image HS85/10/26822 http //www bl uk/manuscripts/FullDisplay aspx ref HS85/10/26822 PD-Canada-photo PD-1923 thumb left 300px Alternative version of this file Thomas Willson Picturing Canada images missing coordinates Photographs by William Thompson Freeland |