SPEZZIA, 



THE ITALIAN TERMINUS OF THE MEDITERRANEAN SUBMARINE TELEGRAPH LINE. 



THE ELECTRIC TELEGRAPH. 



CHAPTEE XV. 



287. Telegraphic lines in British America. 288. Belgian lines. 289. Then- 

 extent and cost. 290. Correspondence transmitted on them. 291. 

 Large proportion of foreign despatches. 292. Classification and pro- 

 portion of despatches. 293. Tariff. 294. Paris telegraphic congress 

 and convention. 295. Telegraphic instruments used in Belgium. 296. 

 Language of despatches. 297. French telegraphic lines. 298. Instru- 

 ments used on them. 299. Their connection with those of other states. 

 300. Eepetition necessaiy at intermediate stations. 301. Case of 

 despatches between France and England. 302. Advantages of increased 

 number of wires. 303. Of in struments requiring only one wire. 304. 

 Organisation of the French telegraphic administration. 305. Austro- 

 Grermanic Union. 306. Stations and tariff. 307. Netherlands tele- 

 graphic lines. 308. Swiss telegraphic lines. 309. Italian telegraphic 

 lines. 



TELEGRAPH LINES IX BRITISH AMERICA. 



287. THE length of lines of electric telegraph in operation in 

 British America in 1853, was about 1000 miles. 



Mr. Joseph Whitworth, as one of the British Commission sent 

 to the New York Exhibition of 1854, presented a report to 

 LAHDNER'S MUSEUM OP SCIENCE. K 129 



No. 52. 



