Report on the building and ornamental stones of Canada (1912)
Parks, William A. (William Arthur), 1868-1936, Canada. Mines Branch (1901-1936) · Ottawa : Dept. of Mines, Mines Branch · leaf 136
Top y/ety of Carta f/oor ancf Sancf f\fmp OrTfTom^ Ona^ Fio. 2. DetAils of Frf nier Bpiral feed sand pump. FiG. 3. Plan of g&ng floor with Frenier pump. … X
Building stones · Geology, Economic · Stone industry and trade
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
