2 edition of Technology, employment, and output per man in phosphate-rock mining, 1880-1937 found in the catalog.
Technology, employment, and output per man in phosphate-rock mining, 1880-1937
A. Porter Haskell
by Works Progress Administration, National Research Project in cooperation with Dept. of the Interior, Bureau of Mines in Philadelphia, Pa
Written in English
|Statement||by A. Porter Haskell, Jr. and O.E. Kiessling.|
|Series||Mineral technology and output per man studies ;, report no. E-7|
|Contributions||Kiessling, O. E. 1901-, National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.), United States. Bureau of Mines.|
|LC Classifications||TN23 .N35 no. E-7|
|The Physical Object|
|Pagination||xvi, 130 p. :|
|Number of Pages||130|
|LC Control Number||a 41004376|
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Get this from a library. Technology, employment, and output per man in phosphate-rock mining, [A Porter Haskell; O E Kiessling; National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.),; United States. Bureau of Mines,].
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Click Download or Read Online button to MAN ON THE ROCK book pdf for free now. rock per drier-hour in to 20— tons in See A. Haskell, Jr., and 0. Kiessling, Technology, Employment, and Output Man in Phosphate-Rock Mining, — (Report No.
E-7, National Research Project, Nov. ), p. Further illustrations of increases in the size of individualAuthor: Solomon Fabricant. Filed under: Miners -- Labor unions -- South Africa -- Periodicals. NUM News, by National Union of Mineworkers (South Africa) (partial serial archives) Filed under: Coal miners -- Labor unions -- Great Britain -- History.
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Man Of Rock. These are the books for those you who looking for to read the Man Of Rock, try to read or download Pdf/ePub books and some of authors may have disable the live shareholderdemocracy.com the book if it available for your country and user who already subscribe. Black laborers earned one dollar per day, usually for ten hours of work, breaking off phosphate rock with crow bars, picks, and oyster tongs while standing in rivers abuzz with mosquitoes, and tossing the rock into small boats, to be dried and crushed for use in fertilizer, baking powder, matches, and cleaning and water-softening compounds.
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the name of more than one author, Lotka only counted the senior author, and it is not surprising that we find an excessive number of papers per contributor in the upper ranges.
The output of papers in IO years listed by Lotka against the name of Emil Abderhalden undoubtedly. represents the work of a large group of collaborators.