00646nam a22001817a 4500 OSt 20260227082331.0 251120b |||||||| |||| 00| 0 eng d 978-1376-32020-6 (pbk.) NVSU Bambang Library Dufour, Frank O. Structural drafting : a practical presentation of drafting and detailing methods used in drawing up specifications for structural steel work / Frank O. Dufour. Chicago: American School of Correspondence, c1913. 122 p. : ill. ; 24 cm. Includes index. Structural drawing. ddc BK 0 3218 3218 0 0 ddc 0 0 600-699 NVSUBAM NVSUBAM GC 2022-01-11 Bought 0 GC 624.1 D861s 1913 GC21925 2025-11-20 09:42:25 2025-11-20 BK