Canadian engineer . / 17 \ 1 \ t 1 7 \ / / N I 1 ? \/ , ,j/ V y A ^ \ A. \ s. A \ \, ^ .1 N f/ \ / \ > ^ • /> \f \ y \ / s yli / s /> vj ._ _^ ^ s • 1 - — —? 1 ^. , ^ ^ ~ - — ^- t ^. «< 0 -4_ r^ ICL- 07^ _ _ __ , _ _ ^_ , NKUir MIL SAV ^/af? Pc ^ak^ T/fT^ . IhJ 23 22 21 20 19 18 17 16 15 K 13 HI S X tt VH VU W V W ID n I Fig. 3.—Curves showing typicai rise and fall of spring and neap tides in the harbor at St. John, (Courtesy of Tidal and Current Survey, Ottawa). ployed in paper decorations and for wrai:ping. It is reportedto have been used in the textile industries,
Canadian engineer . / 17 \ 1 \ t 1 7 \ / / N I 1 ? \/ , ,j/ V y A ^ \ A. \ s. A \ \, ^ .1 N f/ \ / \ > ^ • /> \f \ y \ / s yli / s /> vj ._ _^ ^ s • 1 - — —? 1 ^. , ^ ^ ~ - — ^- t ^. «< 0 -4_ r^ ICL- 07^ _ _ __ , _ _ ^_ , NKUir MIL SAV ^/af? Pc ^ak^ T/fT^ . IhJ 23 22 21 20 19 18 17 16 15 K 13 HI S X tt VH VU W V W ID n I Fig. 3.—Curves showing typicai rise and fall of spring and neap tides in the harbor at St. John, (Courtesy of Tidal and Current Survey, Ottawa). ployed in paper decorations and for wrai:ping. It is reportedto have been used in the textile industries, where it has beencombined with silk, to which it imparts a peculiar brilliancy,particularly adapted to theatrical and ceremonial has found and is constantly findmg a host of applicationsin smaller articles of everyday use and ornamentation. TheOrdnance Department of the United Stat:s Army receiitlyawarded a contract for sixty thousand or more aluminium. Fig. 4.—Cross section at pitch of Reversible Falls, St. John, St. John free from ice, and in consequence assists to makeit so valuable a winter port. ALUMINIUM. Aluminum, comparatively few years ago a rare metal,too expensive to have any particular economi • value, his to-day come into wide use in a great number of industries. Theconsumption in the United States in iqh, according to theUnited States Geological Survey, was 46,125,000 lb>., theprice in New York ranging from 185-^ to 22 cents per lb. The use of metal aluminium and its alloys in automo-biles, dirigible balloons and aeroplanes is constantly in-
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Keywords: ., bookcentury1800, bookdecade1890, bookpublishertoron, bookyear1893
