A presentment of the merits of metal shingles and metal tile for the roof ... (1921)
National Sheet Metal Roofing Company · National Sheet Metal Roofing Company · leaf 9
Residence in Jersey City, showing Walters Standard Shingles covering a circular tower, SHINGLES THAT LAST SHINGLES THAT LAST … Making Galvanized Metal Shingles The best quality of Roofing Tin carries on its surface a coating of75 per cent, lead and 25 per cent, pure tin, approximately two and two-thirds pounds of this being deposited on each square (100 square feet).Were there no wear or bending of these sheets of tin,…
Roofing · Metal roof tile
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