Shedd, T. C. Theory of simple structures / T. C. Shedd and J. Vawter - 2nd ed. - New York : Willey & Sons, c1941. - xiii, 504 p. : ill. ; 21 cm. Includes index. ISBN: 0852267282 Subjects--Topical Terms: Building structures. Dewey Class. No.: 624.1 / SHT