Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 5
C^&^-*-*-r J^yO^T^x.*^ TWENTIETH CENTURY HANDBOOK FOR STEAM ENGINEERS^ELECTRICIANS WITH QUESTIONS AND ANSWERS A PRACTICAL NONTECHNICAL TREATISE On the Care and Management of Steam Engines, Boilersand Electric Machinery. With full instructions inRegard to the Intelligent Management of all…
