Scully blue book: catalogue of iron, steel, machinery, heavy hardware, tools and supplies, with valuable and accurate reference tables (1910)
Scully Steel & Iron Co. · Scully Steel & Iron Co. · leaf 38
4 times diameter of rivet shank.80 degrees taper. … --r 3 u-r-j V hT-1 Cone Button or Round Steeple Countersunk WRITE FOR PRICES. I 34 SCULLY STEEL & IRON CO. NORWAY SHEET AND TANK RIVETS. IN STOCK X^Sizes carried in Stock are shown by check mark\/