824 
INDEX. 
D. 
De La Rue (W.) and Muller (H. W.). Experimental Researches on the Electric Discharge with the 
Chloride of Silver Battery. — Part I. The Discharge at Ordinary Atmospheric Pressures, 55 (for 
index see p. 119). 
De La Rue (W.) and Muller (H. W.). Experimental Researches on the Electric Discharge with the 
Chloride of Silver Battery. — Part II. The Discharge in Exhausted Tubes, 155 (for index see 
p. 239). 
Dentine, structure and development of, 25 (see Tomes). 
Discharge, electric, striking distance of, 57 ; appearance of, 88 (see De La Rue). 
Dohrandt. Examination of his Experimental Investigation of the Velocity of the Cups of an Anemo- 
meter, 777. 
E. 
Eclipse , total solar, of April 6, 1875, 139. 
Electro-motive force of chloride of silver cell, 56. 
Electrostatic capacity of glass, 17. 
Elliptic functions, transformation of, 419. 
Eyes of insects, 577 (see Lowne). 
F. 
Fossil plants of coal-measures, 319 (see Williamson). 
G. 
Oadidce, teeth of, 41. 
Glass, electrostatic capacity of, 17. 
Gutch (J. W. G.). Extract from Letter from, relative to Irregularities on Tide Registers, 138. 
H. 
Haughton (S.). On the Tides of the Arctic Seas. — Part VII. Tides of Port Kennedy, in Bellot Strait, 1. 
Heat, mechanical equivalent of, 365. 
Hopkinson (J-). Electrostatic capacity of Glass, 17. 
Hy droid character of Stylasteridce, 425 (see Moseley). 
I 
Induction of electric currents, 105 (see De La Rue). 
Isopoda, parasitic, development of the, 505. 
J. 
Joule (J. P.). New Determination of the Mechanical Equivalent of Heat, 365. 
