?5^>-^_, ^^@Z Zs»*^ rzr. MERICAN CIENTIFIC *^; »v<^a^—■"■**—> *-*—^^^^L5^jj^-s^3=:—*-* [Entered at the Post Office of New York, N. Y., as Second Class Matter. Copyright, 1902, by Mini & Co.] r $3.00 A Vear. Vol. LXXXTI.-No. 20. I NEW YORK, MAY 17. 1902. L8 CENTS A COPY Establishes 1845. J… … Charging Machine No. l Rail Mill. Rolling One Hundred Pound Rails. MANUFACTURE OF STEEL BAILS—IL—[See page 346 J
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