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Show What's New? An in independent" electris plant has been installed on the great dir-"ible dir-"ible Graf Zeppelin which made a Sensational flight around the world last year. Brazilian rubber trees Pl-tedex-oorimentally in Florida are thriving, thriv-ing, some having reached a height of 15 feet. Fireproof ink and fireproof pa-ler pa-ler have been developed for use in preparing important legal documents. docu-ments. It isp lanned to photograph the sun's eclipse on April 28th from an airplane at 10,000 feet altitude. A newly invented surgeon's knife charged with electricity cauterizes blood vessels as it cuts. Ice is prevented from forming on airplane wings by a new device which coats their surface with oil. |