1870.] 



Index. 



595 



Wohler, Prof., Discovery of Diamonds, 



282. 

 Wolf, Prof., on the Solar Spot Period, 



393. 

 Women, Instruction in Science for, 



43. 

 Wood, S. V., on the Boulder Drift, 



275. 

 and F. W. Harmer, on Intra-gla- 



cial Erosion, 120. 

 W. H., Preventing Mouldiness in 



Tartaric Acid, 531. 

 Wood-pulp, Bleaching, 108. 

 Woodward, H., De Mortuis, 341. 

 Geological Survey of India, 



458. 

 Woolongongite, a New Hydro-carbon 



Mineral, 126, 419. 

 Wrought-iron Bridges and Roofs, 72. 



Y. 



Yoredale Rocks, Geology of, 115. 



Z. 



Zaliwsky's Galvanic Battery, 288. 



Zantedeschi, M., on Heat from the 

 Moon, 287. 



Zentmayer, Mr., Graduating Dia- 

 phragm for Microscopes, 425. 



Mechanical Finger for the Micro- 

 scope, 565. 



Zepharovichite, on, 419. 



Zerrenner, Dr., Native Lead in Mela- 

 phyre, 124. 



Zinc and Calcium, Alloy of, 531. 



Zinc-blende, Examination of, 127. 



Zirconium and Uranium, Spectra of, 259. 



ZruREK, Dr., on the Gas Supply of Ber- 

 lin, 287. 



Zodiacal Light, 392. 



Theory of the, 250. 



Zollner, Dr., on Solar Physics, 518. 



Zollner's Spectroscope, 96. 



Zoological Literature, Record of, 144. 



Zoology, Chronicles of, 139, 290, 431, 572. 



New Manual of, 574. 



END OF VOL. VII. 



VOL. VII. 



2 s 



