Word: mca
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...LECTURE. "The Concentration and Smelting of Zinc Ores." II. Mr. W. McA. Johnson. Lecture Room, Rotch Building...
...LECTURE. "The Concentration and Smelting of Zinc Ores." I. Mr. W. McA. Johnson. Lecture Room, Rotch Building...
...Woolsey McA. Johnson will deliver his final lecture on "Some Applications of Physical Chemistry to Metallurgy" this afternoon at 4.30 o'clock in the Lecture Room of the Rotch Building. His special topic will be "Electric Furnace Processes...
...LECTURE. "Electric Furnace Processes." Mr. Woosley McA. Johnson, of New York. Lecture Room of the Rotch Building...
...LECTURE. "Electric Furnace Design." Mr. Woolsey McA. Johnson, of New York. Lecture Room of the Rotch Building...