Hoelscher, R.P Graphics for engineers: Visualization, Communication and Design/ (Print Resources) By Randolph P.H, Clifford H.S and Jerry S.D - New York: John Wiley & Sons, 1968. - viii, 917p.: ill. 28cm. Includes Index. ISBN: 0471405582 Source: B-947 Subjects--Topical Terms: Engineering--Graphic methods. LC Class. No.: TA337 / .H63