Henry Leffmann

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Henry Leffmann, William Beam, 1902, The Indian Medical Gazette.

National advisory committee for aeronautics. Report No. 262, Friction of aviation engines: By S. W. Sparrow and M. A. Thorne. 27 pages, illustrations, quarto. Washington, Government Printing Office, 1927. Price, ten cents

Henry Leffmann, 1927 .

Digest of patents relating to coal-tar dyes and allied compounds: Prepared by Aida M. Doyle, special agent, Bureau of the Census. vii–585 pages, 8vo. Easton, Penna., The Chemical Publishing Company, 1926. Price, $20

Henry Leffmann, 1926 .

Abridged scientific publications from the research laboratory of the Eastman Kodak Company: Vol. 6, 1922, paper. vii-238 pages, 8vo. Rochester, New York, Eastman Kodak Company, 1923

Henry Leffmann, 1924 .

Industrial carbon: By C. L. Mantell, Ph.D., Pratt Institute, Brooklyn, Member, American Institute of Mining and Metallurgical Engineers, American Institute of Chemical Engineers. 410 pages, illustrations, 8vo. New York, D. Van Nostrand Company, Inc., 1928. Price, $4.50

Henry Leffmann, 1929 .

A chemical dictionary: Based on recent chemical literature. By lngo W. D. Hackh, College of Physicians and Surgeons, School of Dentistry of San Francisco, California. 790 pages, illustrations; 8vo. Philadelphia, P. Blakiston's Son & Company, Inc., 1929. Price, $10.00

Henry Leffmann, 1930 .

The association of british chemical manufacturers

Henry Leffmann, 1923 .

Callinicus. A defence of chemical warfare: By J. B. S. Haldane, Cambridge University. 84 pages, 18mo. New York, E. P. Dutton and Company. Price, $1

Henry Leffmann, 1925 .

General chemistry, theoretical and descriptive

Henry Leffmann, 1927 .

Airplane characteristics: A systematic introduction for flyer and student and all who are interested in aviation

Henry Leffmann, 1918 .

Fundamentals of dairy science: By Associates of Lore A. Rogers in the Research Laboratories of the Bureau of Dairy Industry, United States Department of Agriculture. 543 pages, illustrations, 8vo. New York, The Chemical Catalog Company, Inc., 1928. Price, $5.50

Henry Leffmann, 1928 .

The newcomen society for the study of the history of engineering and technology

Henry Leffmann, 1923 .

The recent development of physical science

Henry Leffmann, 1925 .

Elements of industrial chemistry

Henry Leffmann, 1926 .

Quantitative analysis. Containing theory, laboratory directions, problems, explanations of calculations and special topics in analytical chemistry.: By Stephen Popoff, Ph.D., University of Iowa. xiii–342 pages, 28 illustrations, 12mo. Philadelphia, P. Blakiston's Son and Company, 1924. Price, $2.25

Henry Leffmann, 1924 .

Ultra-violet radiation: Its properties, production, measurement and applications: By M. Luckiesh, Director of Applied Science, Nela Laboratories. 8vo, 249 pages, index and 12 plates. New York, D. Van Nostrand Company

Henry Leffmann, 1923 .

Organic chemistry: By William Albert Noyes, Director of the Chemical Laboratory of the University of Illinois. xviii-677 pages, illustrations, 8vo. New York, Henry Holt and Company, 1926. Price, $3.50

Henry Leffmann, 1926 .

Chemical engineering catalog: Tenth annual edition, 1172 pages, illustrations, quarto. New York, The Chemical Catalog Company, Inc., 1925. Price, $10; leasing price, $2.

Henry Leffmann, 1925 .

Industrial chemistry—An introduction, an elementary treatise for the student and general reader

Henry Leffmann, 1928 .

Lubricating greases: By E. N. Klemgard, B.Sc. 198 pages, 8vo. New York, The Chemical Catalog Company, Inc., 1927. Price, $5.50

Henry Leffmann, 1928 .

Notes on chemical research: An account of certain conditions which apply to original investigation

Henry Leffmann, 1920 .

Meteorology: By R. G. K. Lempfert, M.A., C.B.E., Assistant Director of the Meteorological Office. 12mo, 183 pages, contents, 48 illustrations and diagrams and index. London, Methuen & Co., Ltd. 7s. 6d. net

Henry Leffmann, 1920 .

Laboratory manual of general inorganic chemistry

Henry Leffmann, 1927 .

TNT. Trinitrotoluenes and mono- and dinitrotoluenes: Their manufacture and properties: By G. Carlton Smith, B.S. New York. D. Van Nostrand Company, 1918. 123 pages, contents and index, 12mo. Price, $2 net

Henry Leffmann, 1918 .

Modern methods of cocoa and chocolate manufacture

Henry Leffmann, 1930 .

Foundations of the universe: By M. Luckiesh, Director, Lighting Research Laboratory, General Electric Company. viii-245 pages, illustrated, 8vo. New York, D. Van Nostrand Company. Price, $8

Henry Leffmann, .

The handbook of industrial oil engineering. Lubrication and Industrial Oil Section

Henry Leffmann, 1921 .

Examination of Water for Sanitary and Technical Purposes

Henry Leffmann, 1889 .

The chemical engineering catalog: Eighth Annual Edition, 1049 pages, 4to flexible cover. New York, The Chemical Catalog Company, 1923. Price $10

Henry Leffmann, 1923 .

A course in english for engineers, volume II

Henry Leffmann, 1930 .

The condensed chemical dictionary

Henry Leffmann, 1930 .

Photography: Its principles and practice

Henry Leffmann, 1927 .

The chemical engineering catalog: Ninth annual edition. Published by the Chemical Catalog Company, New York. Price, $10

Henry Leffmann, 1924 .

Book reviewWood distillation: By L. F. Hawley, in charge of section of Derived Products, Forest Products Laboratory. 136 pages, 28 illustrations, 8vo. The Chemical Catalog Company, New York, 1923. Price $3 net

Henry Leffmann, .

Dictionary of explosives

Henry Leffmann, 1920 .

Modern eclipse problems

Henry Leffmann, 1927 .

Abridged scientific publications of the research laboratory of the Eastman Kodak Company: Vol. vii, 1923. Pamphlet, 139 pages with indexes, illustrated, 8vo. Published by the Eastman Koday Company

Henry Leffmann, .

Factory practice in manufacture of azo-dyes

Henry Leffmann, 1925 .

Combustion in the power plant: A coal Burner's manual: By Thomas A. Marsh, M.E. xi–251 pages, sixty-three illustrations, 12mo. New York, D. Van Nostrand Company, 1924. Price, $2

Henry Leffmann, 1925 .

The fundamentals of astronomy: By S. A. Mitchell, Ph.D., LL.D., and C. G. Abbot, M.S., D.Sc. xi-307 pages, illustrations, 8vo. New York, D. Van Nostrand Company, Inc., 1927. Price, $3

Henry Leffmann, 1927 .

Alloys resistant to corrosion: A summary of papers and discussions at a joint meeting of the Faraday Society and the Sheffield Section of the Institute of Metals: Pamphlet, reprinted from the Transactions of the Faraday Society, 8vo, 75 pages

Henry Leffmann, .

The petroleum handbook

Henry Leffmann, H. Leffmann, 1920 .