THE TECHNOLOGIST. [July 1, 1864. 



IV CONTENTS. 



PAGE 



On the Manufacture of Aluminium. By Isaac Lowthian Bell . . 166 



The Trade of Marseilles. By Mr. Consul Mark 168 



On the Defects and Want of Strength of certain Modern Papers. 



By Dr. Van den Corput 182 



Gold in Western Africa. _ By Captain F. Burton 187 



Chemical Technology. By Professor James C. Booth . . . .193 



The China-Stone and China-Clats of Cornwall. By H. M. Stoker . 198 

 On the Utility of the Natural Sciences. By W. S. W. Ruschen- 



berger, M.D. 210 



Chinese Horology, with Suggestions on the Form of Clocks adapted 



for the Chinese Market. By D. J. Macgowan, M.D. . . . 217 



The Cultivation of the Olive. By David Shepherd .... 225 

 The Ichthyology of Nova Scotia, — The Common Herring. By J. 



Matthew Jones, F.L.S., and J. Bernard Gilpin, M.D 231 



Notes and Queries on Asiatic Copals. By M. C. Cooke . . . 241 



History of the Soda Manufacture. By William Gossage, F.C.S. . 246 



The Vegetable Ivory of Commerce. By the Editor \ . . . 259 



The Tanning Trade of Newcastle and Gateshead. By T. C. Angus 261 

 Notes on some of the Edlble Fruits of the West Indies. By J. R. 



Jackson 264 



The Collection and Manufacture of Lac in the Nagpore Territory. 



By Ramasawmy Moodliar . . ' . 269 



The Commercial Products of the Fisheries in the Indian Ocean 



and the Eastern Seas. By the Editor . . ... 270 



China Green. By Professor H. Dussauce 277 



On Japanese Paper. By P. L. Simmonds ...... 278 



The Economic Products of the Palmyra Palm. By William Ferguson 281 



The Technology of some of the Products of the Distillation of 



Coal. By William Procter, M.D., F.C.S 289 



Oils and Fats. By Campbell Morfit 298 



Cinchona Culture and Botanical Operations ln Jamaica. By 



Nathaniel Wilson, Island Botanist 301 



Industrial Museums in their Relation to Commercial Enterprise. 



By the late Professor George Wilson 304 



Culture and Trade ln Sumach. By the Editor 324 



The Wild Rice op North America (Zizania Aquatica) . . .326 



The Trade ln Logwood. By the Editor 328 



Thb Paper-Tree of Siam (Ton-Khai), TrojMs Aspera, W. By Sir 



Robert H. Schomburgk, Ph.D., F.R.S., &c 337 



Some Economic Uses of Nuts and Seeds. By the Editor . . .339 

 Asafcetlda in Affghanistan. A Supplementary Note. By M. C. 



Cooke 346 



Sericulture in Oudh. By Dr. E. Bonavia, Secretary of the Agri-Horti- 

 cultural Society of Oudh 348 



On a Means of rendering Ostensible the Specific Weight of 



Woods, &c. By Professor J. Arnaudon 365 



On Malabar Cardamoms. By the Editor 369 



The Gems of Australia. By Dr. Bleasdale 372 



On Indian Fibres suited for the Paper-Maker. By the Editor . 377 

 The Beech Morels of the Southern Hemisphere. ( With Illustrations.) 



By M. C. Cooke 385 



