Report of the Committee on leather for bookbinding (1905)
Royal Society of Arts (Great Britain) Committee on leather for bookb inding, Cobham, Charles George Lyttelton, 8th viscount, 1842-1922, Wood, Henry Trueman, 1845-1929, London (England) Leathersellers' company · London, Pub, for the Society of arts by G. Bell & sons · leaf 67
ins was divided into a large numberof pieces, 6 inches by 2 inches, which were narrowedto I inch in the centre, and the amount of weight inpounds required to break each of these strips at thenarrowest point was determined in an ordinary test-ing machine. The illustrations show the positionsfrom… … Average breaking stress forwhole skuu 136 lb&No. E. e d / / 52 s= 60 \ \ !^ ^ ^ / 28 70 90 86 n ?3 S47 \^ l 40 3 HI 1? •8 •8 M HI ^ 98 34 / 88 H MOS M !> H M 97 ( 62 M SO H M M M Si 61 6s 47 43 48 95 H M s 43 3 4 12 Average breaking stress forwhole skin, 118 lbs.No. 2. Bre&rng Stresses.…
Leather · Bookbinding
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