drawing paper

A variety of large white paper, made preferably of linen stock, and of fourteen sizes. The sizes of drawing-paper are-Cap, 13 by 16; Demy, 15'5 by 18-5; Medium, 18 by 22; Royal, 19 by 24; Super-royal, 19 by 27; Imperial, 21-25 by 29; Elephant, 22-25 by 27-75; Columbia, 23 by 3375; Atlas, 26 by 33; Theorem, 28 by 34; Double Elephant, 1537 26 by 40; Antiquarian, 31 by 52; Emperor, 40 by 60; and Uncle Sam, 48 by 120 inches. These are about the usual sizes, but the scales of different makers vary to some extent.