rless Damper Regulator, H. B. ALLEN & CO.Publishers, 59 Murray St.,New York. Baird. Standard Wages Computing Tables Folio. ; Cloth, . 5 : E z . : $5 00 which regulates the draft automatically, and controls Sole Manufacturers of Phosphor-Bronze in the U.S. All-Chromo and Glass CARDS, 10c. SO Agents’… … &ss BEAVER FALLS, PA Brown. Five Hundred and Seven Mechanical Move- Sutro. An interesting address, givingthe history of this ments. 12mo. Cloth, : $1 00 celebrated mining tunnel,from its inception up to the The Sanitary Engineer > The above or any of our books sent by mail, free of present time,…
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