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  • Contributing Institution = Carnegie Library of Pittsburgh
  • Date = 1918
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American drop forger - 1918
American drop forger - 1918
Metal-work -- Periodicals., Steel industry and trade -- Periodicals.
Organ of the American Drop Forge Association, 1914-Apr. 1916.
Coal Industry
The Coal Industry - 1919
Coal -- Periodicals., Coal mines and mining -- Periodicals.
Blast furnace and steel plant - 1918
Blast furnace and steel plant - 1918
Steel industry and trade -- Periodicals., Metallurgy -- Periodicals.
Published Monthly in the Interests of the Men Who Produce Iron and Steel
Coal Industry
The Coal Industry - 1924
Coal -- Periodicals., Coal mines and mining -- Periodicals.
Coal Industry
The Coal Industry - 1922
Coal -- Periodicals., Coal mines and mining -- Periodicals.