Catalogue and price list of Mackey print paoer co. (1897)
Mackey print paper co., Pittsburg, Pa. [from old catalog] · [Pittsburgh?] · leaf 165
DRAWING BOARDS. (continued.) … 2103 2103. Pinewood, % inch thick, Hardwood Ledges. Size.. .... Inches, 18 X 24 20 X 26 23 X 31 31 X 42 33 X 55 Each $2.75 3^25 4.00 7.50 10.00 The above boards have grooves sunk in half the thickness of the board, strength-ening the edges, and preventing the board from warping.
Drawing instruments
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