& B. HOLMES, process of sinking through quicksand by means of arti- engraving. Contained in ScLIENTIFIC AMERICAN SUP- Chemistry, Metallurgy, Electricity, Light, Heat, Archi- cial freezing. Contained in ScisNTIFIC AMERICAN PLEMENT, No. 464. Price 10 cents. Tbe had at this SUPPLEMENT, No. 468. Price… … Z NEW YORK. figures. Contained in SCIENTIFIC AMERICAN SUPPLE- SEND FOR PRICED CATALOGUE. MENT, No. 472, Price 10 cents. To be had at this THE SCIENTIFIC AMERICAN SUPPLEMENT is a sepa- MODERN BRONZE ALLOYS.—A PA- office and from all newsdealers. rate and distinct publication from 'TH# SCIENTIFIC AM-…
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