The Canadian Patent Office record and mechanics' magazine.

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Item Link Original Source
Full view   v.1-2 1873-74 University of California
Full view   v.1-2 1873-1874 1874 University of Wisconsin - Madison
Full view   v.1 (1873) University of Minnesota
Full view   v.2 (1874) University of Minnesota
Full view   v.3 (1875) University of Minnesota
Full view   v.4 (1876) University of Minnesota
Full view   v.5 (1877) University of Minnesota
Full view   v.7 (1879) University of Minnesota
Full view   v.8 (1880) University of Minnesota
Full view   v.9 (1881) University of Minnesota
Full view   v.10 (1882) University of Minnesota
Full view   v.13 (1884) University of Minnesota
Full view   v.14 (1886) University of Minnesota