Handy notes and queries. A manual of useful information, of especial importance to dealers in hardware, stoves and tinware, machinists', gas-fitters' and plumbers' materials, as well as the various workers in useful metals .. (1888)
Hopkins, Henry, [from old catalog] comp · New York, H. Hopkins & co. · leaf 151
HOPKINS HANDY NOTES AND QUERIES. Number of Slate in any Number of Squares CAN BE CALCULATED FROM THE FOLLOWING TABLE. * The left-hand column is size of slate; the figures at the top are thenumber of squares; the columns of figures are the number of pieces of slate. 6 24x1 24x1* 24x12 22x14 22x12…
Metal-work · Hardware
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