Technology, employment, and output per man in iron mining / / by N. Yaworski [and four others]

• Autore: Yaworski Nicholas
• Pubblicazione: Philadelphia, Pennsylvania : , : Work Projects Administration, National Research Project : , : Department of the Interior, Bureau of Mines, , 1940
• Descrizione fisica: 1 online resource (xxiii, 264 pages) : illustrations, maps
• Soggetto topico: Iron mines and mining - United States; Miners - United States; Mining machinery; Iron mines and mining; Miners
• Soggetto geografico: United States
• Note generali: "Work Projects Administration, National Research Project, in cooperation with Department of the Interior, Bureau of Mines."; "June 1940."; No FDLP item number available.
• Nota di bibliografia: Includes bibliographical references.
• Titolo autorizzato: Technology, employment, and output per man in iron mining
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Lingua di pubblicazione: Inglese
• Record Nr.: 9910706702003321
• Lo trovi qui: Univ. Federico II