The steel square
Subtitle: showing its application to roofing, timber framing and staircasing
By: by Noël D. Green...with 60 illustrations.  Containing worked examples and useful tables.
Edition: 1st  American ed.
Publisher: Chemical publishing company, inc.
Published: 1942
Place of publication: Brooklyn, N.Y
Language: eng
Number of pages: 88
Subjects: Carpenters' squares.