in Scientific zinc-creosote process, and giving an account of some of American Supplement, No. 604. Price 10cents. To of small packages. Illustrated with 13 engravings. Oon- Clubs.—One extra copy of the Scientific Ameri- the results reached bytheuse of it. Contained In Sci- be had at this office… … for Inventors. TANNIN. ITS PRESENT AND FUTURE Inthislineof businesst,hey have had forty-one years SEVERN AND MERSEY TUNNELS. To Koreisni Subscriber*.—Unfffltf the facilities of Sources. A lecture by Prof. Henry Trimble, giving a es&erience. and now Dave unequaled facilities f*r the Full description…
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