88с

THE STEEL SQUARE

SHOWING ITS APPLICATION TO f ROOFING, TIMBER FRAMING AND STAIRCASING

BY

NOEL D. GREEN, A.M.I.Mech.E.

(plant engineer) (demolition and construction ltd., london)

With 60 Illustrations. Containing worked examples and useful tables

1942

First American Edition

CHEMICAL PUBLISHING COMPANY, INC. Brooklyn, N. Y. U.S.A.