E/MJ : engineering and mining journal . 17- -George C Dircclor, . Stone,1919-21. 18- —Samuel A Director. Taylor, i9iq-2i. 19 Director, 2n J. V. w. Director. Reynders, ni9-22. 21 -Charles F. 1919-22. 22 —Louis S. Director. Gates,1919--22. 23—Stanly ADirector. Easton,1919-22. W. R. Walker, Director. lOlQ-lO. ( PbotOQTfl pfl ntl ariUnhlr )

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Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectmineralindustries