vi CONTENTS OF VOLUME II. 



PAGE 



OF ORDINARY AND FURNACE TEMPERATURE ; ALSO ON A 

 SIMPLE METHOD OF MEASURING ELECTRICAL RESIST- 

 ANCES, Roy. Soc. Proc. XIX. 1871, pp. 443-445. 

 and ON MEASURING TEMPERATURES BY ELECTRICITY, Roy. 

 Tnst. Proc. VI. 1872, pp. 438-448. 



ON CERTAIN MEANS OF MEASURING AND REGULATING ELECTRIC 



CURRENTS 201 



ON THE TRANSMISSION AND DISTRIBUTION OF ENERGY BY THE 



ELECTRIC CURRENT 209 



ON THE DYNAMO-ELECTRIC CURRENT, AND ON CERTAIN MEANS TO 

 IMPROVE ITS STEADINESS 214 



THE DYNAMO-ELECTRIC CURRENT IN ITS APPLICATION TO METAL- 

 LURGY, TO HORTICULTURE AND TO LOCOMOTION . . . 220 



See also ON THE INFLUENCE OF ELECTRIC LIGHT UPON 

 VEGETATION, AND ON CERTAIN PHYSICAL PRINCIPLES IN- 

 VOLVED, Roy. Soc. Proc. XXX. 1879-80, pp. 210-219. 



and SOME FURTHER OBSERVATIONS ON THE INFLUENCE OF 

 ELECTRIC LIGHT UPON VEGETATION, Roy. Soc. Proc. XXX. 

 1879-80, pp. 293-295. 



and THE DYNAMO-ELECTRIC CURRENT AND SOME OF ITS 

 APPLICATIONS, Roy. Inst. Proc. IX. 1879-80, pp. 334-339. 



ON SOME APPLICATIONS OF ELECTRIC ENERGY TO HORTICULTURE 

 AND AGRICULTURE . . .252 



A CONTRIBUTION TO THE HISTORY OF SECONDARY BATTERIES . 261 

 ON A DEEP SEA ELECTRICAL THERMOMETER . . 265 



MISCELLANEOUS SUBJECTS. 



ON AN IMPROVED WATER METER . . . . . . . . 275 



ON AN IMPROVED WATER METER 289 



ON DETERMINING THE DEPTH OF THE SEA WITHOUT THE USE OF 



THE SOUNDING-LINE 358 



Sec also ON A BATHOMETER, OR INSTRUMENT TO INDICATE 

 THE DEPTH OF THE SEA ON BOARD SHIP, WITHOUT SUB- 

 MERGING A LINE, Brit. Assoc. Rep. 1861 (pt. 2). pp. 73-74. 

 and THE BATHOMETER, Macmillan & Co., 1879. 

 ON AN ATTRACTION METER 381 



ON THE CONSTRUCTION OF VESSELS TO RESIST HIGH INTERNAL 



PRESSURE . 339 



