Singhal, R. C. Geometrical drawing : for diploma class in civil engineering / by R. C. Singhal - Allahabad : Ram Narain Lal Beni Prasad Publishers & Booksellers, 1965 - vii, 186 p. : ill. ; 18 cm. ISBN: Rs. 4.00 Subjects--Topical Terms: Geometrical drawing Dewey Class. No.: 515