INDEX. 
page 
Elephant , Asiatic, on its marmers, habits, and natural history, - 3 1 
-r-. on. its size, - 32 
on its sagacity, - -■« i - 37 
on the procreation of tame ones, - 41 
— on the manner of tying them, - - 42 
on the period of their gestation, - — 49 
— . on their manner of sucking, - 50 
■ on the different species of diem, — • — 205 
■ i on their mode of dentition, - - 205,237 
on their tusks, - - ■ - - 208 
on their grinders, - — 213, 239 
Enamel of the teeth, ex periments on, - - 243, 328 
Equations , algebraic , on the resolution of them, - - 265 
on the resolution of those of particular degrees, 2 81 
Eye , on the luminous appearance observed in that of some animals. 2 
F 
Fecundation of vegetables, experiments on, - - - 1 95 
Fish , experiments on their bones, - - 326 
Fontana , remarks on his idea of the retina, - - - 4 
Fordyce, Dr. remarks on an experiment made by him, - 180 
Forest, on a submarine one, on the east coast of England, - 145 
Fossil bones , experiments on, - - - 333 
vegetables, remarks on, - - 1 50 
G 
Gallic acid , on the quantity contained in the bark of various trees, 259 
Glue, on its use as a test for the tanning principle, - - 260 
Grape , experiments on its fecundation, - - 201 
H 
Haller , remarks on his idea of the retina, - - 4 
Hatchett, Charles, Esq. Experiments on the enamel of the 
teeth, - - 243, 328 
- — — ■ — — Experiments on the synovia, - 246 
— Experiments and observations on 
shell and bone, - - - - -. 315.; 
Head , on .a child with a double one, - 2.8 
Heat , on the weight ascribed to it, - - - , 1 79 
Hellins, Mr. remarks on an assertion of his, - - 278 
Hermaphrodites , observations on, - - - - 1 57 
Z z 2 
