Catalogue and price list of Mackey print paoer co. (1897)
Mackey print paper co., Pittsburg, Pa. [from old catalog] · [Pittsburgh?] · leaf 147
absolutely accurate. They are con-structed much thinner than the old style rules and without the sharp metaledges, therefore they are much more convenient to carry in the pocket. The extra flexible Rules, No. 1904 to 3907 are very light and can be bentso as to measure round objects. The Rules No.… … 1910 1900.1901.1902.1903. 1904.1905.1906.1907. 1908.1909.1910.1911.1912.1913.1914. All Rules are divided on both sides, and read from right and left. 2 feet, flexible, 4 folds, divided Txg and inches each, ! 3 6 TV A ( ( < ( Q < ( < ( 1 < ( * ° 16 ^V, inches and metres 16; 2 feet, extra…
Drawing instruments
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