A reference book of mill building construction
By: the Duplex Hanger Co
Edition: Edition No. 27.
Publisher: Duplex Hanger Co.
Published: 1930
Place of publication: Cleveland, Ohio
Language: eng
Number of pages: 62
Subjects: Catalogs; Ironwork; Iron and steel Building; Mill construction; Duplex Hanger Co
Notes: Cover title.

"Duplex Malleable Iron Joist Hangers, Wall Hangers, Concrete Block Hangers, Wall Plates, Wall Boxes" --page [1].

"A.I.A. File No. 14-j, 19-b4" --tab on page 3 of cover.

Includes index.

Avery Classics copy: With label of Sargent Building Specialties Co., page 1 of cover.

Avery Classics copy: Business reply card inserted.