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290 CARNEGIE LIBRARY OF PITTSBURGH
Breckenridge, Lester Paige, & Goodenough, G. A. r 620 B72
Extension of the Dewey decimal system of classification applied to
the engineering industries. Rev. ed. 1912.
Being no.9 of the Bulletin of the Engineering experiment station of the Illinois
University.
Tlie same. 1912. (In Illinois University—Engineering experiment
station. Bulletin no.9.) r 620.1 I22
Butler, Edward. 621.43 B97
Evolution of the internal combustion engine. 1912. Griffin.
Deals to a very limited extent with historical development. Devoted chiefly to
construction and working of large and small internal combustion engines.
Henz, Ludwig. qr 622.21 H45
Praktische anleitung zum erdbau; umgearbeitet und vermehrt von
Wilhelm Streckert. Ed.3, enl. 2v. 1873.
v.i. Text.
v.2. Atlas.
Hirshfeld, Clarence Floyd, & Barnard, W. N. 621.1 H612
Elements of heat-power engineering. 1913. Wiley.
Theory of generation of power from heat. Takes up thermodynamics of steamengine,
steam-turbine and internal combustion engine. Discusses power-plant accessories
and fuels, but is not concerned with mechanical design.
Hoover, Theodore Jesse. 622.75 H77
Concentrating ores by flotation; a description and history of a
recent metallurgical development, with a summary of patents and litigation.
1912. Mining Magazine.
"Bibliography," p.168-201.
First authoritative systematic treatment of the subject. Describes the numerous processes
that have been adopted or proposed.
r 621.5502 I13
Ice and cold storage trades' directory and handbook for all connected
with the refrigerating industry and allied trades in the United Kingdom,
1913. v.13. 1913. Iliffe.
International Congress of Navigation (12th), r 626 1248a
Philadelphia, 1912.
General report. 2v. in 4. [1912.]
v. 1, pt.i. Inland navigation; questions.
v.i, pt.2. Inland navigation; communications.
v.2, pt.i. Ocean navigation; questions.
v.2, pt.2. Ocean navigation; communications.
Iowa State College of Agriculture and the Mechanic r 620.5 I259
Arts—Engineering experiment station.
Bulletin, no.24, 26-29. 1909-12.
no.24 has been catalogued separately (r 628.3 M42).
McCulloch, George, & Futers, T. C. 622.67 M14
Winding engines and winding appliances; their design and economical
working. 1912. Arnold.
"Thoroughly sound and practical treatise." Electrical review (London), 1913.