Conditions POUR LE SCIENTIFIC AMERICAN. 150 Le Scientific American Supplement Building Edition. Édition espagnole de la revue Scientific American. Er La façon la plus sécuritaire de payer est par mandat postal express mandat projet de banque ou chèque. Faire tous les versements payables à ordre de MUNN JE CO. Contenu. (Articles illustrés sont marqués d'un astérisque.) SCIENTIFIC AMERICAN SUPPLEMENT No 866 pour la semaine se terminant le 6 août 1892. I. BIOLOGIE.-Long-Tailed. Oiseaux japonais-exemple intéressant de particularités des animaux cultivés. Pintades avec des queues d'une immense longueur-1 illustration 13838 Action de l'oxyde nitrique sur la
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TERMS FOR THE SCIENTIFIC AMERICAN. 1 50 The Scientific American Supplement Building Edition. Spanish Edition of the Scientific American. Er' The safest way to remit is by postal order express money order draft or bank check. Make all remittances payable to order of MUNN I CO. Contents. (Illustrated articles are marked with an asterisk.) SCIENTIFIC AMERICAN SUPPLEMENT No_ 866 For the Week Ending August 6 1892. I. BIOLOGY.-Long-Tailed Japanese Fowls.-Interesting example of cultivated animal peculiarities.-Fowls with tails of immense length-1 illustration 13838 Action of Nitric Oxide upon the Metals and Metallic Oxides obtained by experiments with this compound using a number of metals and oxides 13846 Mirror for Laying Out Straight Lines.-A simple device for lay tions.-1 illustration 13832 IV. DIALING.-Improved Mean Time Sun Dial.-A very ingenious V. ELECTRICITY.-A Fatal Thunderbolt at Bourgee France.-A ing of one of the victims.-2 illustrations 13834 telegrapher 13834 ples of flower culture in cottages in England and the reasons for the success. -1 illustration. 13845 amalgamation.-Full details of the MacArthur-Forrest process with results attained by it and plan of the works.--1 illustration. 13835 the material and its uses in commerce.-1 illustration 13838 stantial evidence.-Of special application to science 13840 Rat Catching.-An English rat catcher's experience and notes of a recent publication by a professional rat catcher.-A very graphic presentation of this curious subject 13838 The Fourth Centenary of Columbus -Interesting notes concern engine and the launch propelled by same built in England 13831 mal intelligence in elephants the chimpanzee and other animals. XI. RAILROAD ENGINEERING.-The Pneumatic Motor for Sur car propulsions with estimates of costs and capitalization 13831 XII. TECHNOLOGY.-Decorticating Ramie.-Chemical treatment of ramie fiber by a new series of salts 13833 andqualityiillustration 13093 ELECTRIC BOATS AND CARRIAGES AT THE 1 COLUBIBIAN
