Show rlfIC 1 JNDV5TRJ I 1 I II About seventy spcclm ° us of the extinct ex-tinct great auk arc now preserved In museums A specimen recently sold In London brought 1000 < A new glass described by l mlle Touchet Is I very transparent to invisible invis-ible chemical rays In simultaneous photographs of part of the constellation Syra a lens of this glass showed nUl stars while one of ordinary Jena glass showed but i5I Dismal Swamp gives you an uncanny feeling yet its waters are tho most potable on this entire continent They will keep sweet In barrels on shipboard for years They are preserved from stagnating by an Infusion of juniper berries and sailors like Its gin flavor There arc several species of tho eucalyptus tree one of which attains a height of about GOo i feet nnd single specimens have reached n diameter of f1Ight one but one of the chief recommendations rec-ommendations of the eucalyptus Is that like the allanthns It is of rapid growth At Cannes France a tree planted In JSGli had reached a height of sixty feet in 1872 and there are specimens In Texas raised like the Cannes tree from seed that attained that height in live or six years In the novel method of electric welding weld-ing of a Berlin firm the heat applied is evolved by an electric arc formed between the working piece nnd n carbon car-bon electrode nt the place where the weld Is to be mode A relatively small electric generator Is used with n storage stor-age battery connected up In parallel nnd the carbon fixed In the holder is readily shifted as desired The great heat melts both the working piece and the metal to be welded Insuring an intimnto juncture It will interest Philadelphia to learn from a report written by Lieutenant Lieu-tenant Godfrey L Corden who made n tour of the European Industrial establishments es-tablishments with a view of securing Information to determine the relative development of American machine industries in-dustries that at Sollngen the centre of the cutlery Industry of Germany he found one of the oldest firms being forced out of business by the Inroads of tho products of American saw manufacturers man-ufacturers notably those of Philadelphia Philadel-phia 0 |