Experiments have boon carried out recently by tho Marconi Company over a distance of 2M miles in which' wirolosn messages have been recorded liv photography on a. (ravelling band of sensitised paper. The, wireless signals arc madw to move, an extremely flno "shutter," which allows a ray of ligh to fail on tho photographic, paper. Whun dove.loped a zig-zag imago is seen consist ins' of short and elongated "\"s," which correspond to tho dots and dashes respectively of tho Morso code.
A Gviinan patent has been Rcc'ured for the manufacture from tho Soya bean of a. product to take tho place of rubber. Tho process consists in the reduction of Iho oil of (ho Soya bean to a thick, tough liquid through tho addition of nitric acid. After further treatment with alkaloid solutions.uie mixture is heated to 150deg„ giving a tough, highly clastic product similar to rubber, which can bo vulcanised bj tko Game, jjroccas as rubber.
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Bibliographic details
Dominion, Volume 4, Issue 1174, 8 July 1911, Page 9
Word Count
157Untitled Dominion, Volume 4, Issue 1174, 8 July 1911, Page 9
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