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Cambria steel; a handbook of information relating to structural steel manufactured by the Cambria Steel Co. (1903)
Cambria Steel Co · Philadelphia : Press of MacCalla & company, inc. · leaf 31
. . A. 19 x^v y^, -^T. 4.9 TO … A. 15 WT 2.5 TO8.0 LBS ^^.,s. A. 21 WT. 7.2 TO18.3 LBS.Steel, Structural · Building, Iron and steel · Building
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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