with two liquids, seventh com-

Caoutchouc and Gutta-Percha, memoir

Gold, analysis of a mineral containing,
from the Province of Coquimbo,
Chili, by F. Field, F.C.S.,

-

205

-

-

217

530

26

Virchow,

-

-

Hematological researches, by M. Le-

substitute for, by M. Dumoulin,

Gooseberries having the complaint

called the white, poisoning by,
Guaiacum, jalap and colophane, resins
of, means of detecting the presence
of, in the resin of scammony, by M.

-

140

Thorel,

236

238

480

65

Hydrogen, pure, new source of, for
the reduction of metallic oxides.
Easy decomposition of ammonia, by
M. Bouet Bonfill,

-

-

- seleniuretted, action of sulphu-
retted hydrogen and, on chloroform,
in the presence of water, by Profes-

sor Loir,

349

401

498

331

valerianate of zinc associated with,
in neuralgia, by Dr. Tournié,
Hyperiodates, hyperiodic acid and the,
new researches on, by M. Langlois - 350