Pocket companion; information and tables for engineers and designers and other data pertaining to structural steel; United States steel
Contributors: Carnegie-Illinois Steel Corporation
Publisher: Carnegie-Illinois Steel Corp. [etc.]
Place of publication: Pittsburgh
Language: eng
Subjects: Building; Structural Steel; Tables, calculations; Iron and steel Building
Notes: An "abridged edition," May 1930, has title: Carnegie pocket companion.

Began publication in 1872.

Title varies: 18  Pocket companion of useful information and tables, appertaining to the use of wrought iron, as manufactured by Carnegie Bros. & Co. ... for engineers, architects and builders (varies slightly) - 18  -19  Pocket companion containing useful information and tables appertaining to the use of steel, manufactured by Carnegie Steel Company (varies slightly)