Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 274
RUSSES depends to a great extent upon the amount of tin used in the coating.This will vary from 8 to 50 pounds for a box of the 20 by 28-inchsheets. A tin roof is formed by fixing together a number of these sheets.The sheets may be connected as shown in Fig. 10, or as shown in Fig.11. In the first… … 50wide before corrugating 27i after Z Corruqation Side LapCovers 25V Covers 25^
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.