INDEX. 
HAMILTON (WILLIAM), late Professor of Ana- 
tomy in the University of Glasgow, biographical 
account of. H. App. iv. 35. 
HAMLET, an essay on the character of. L, C.ii. 251. 
HARRIS (WILLIAM SNOW), experimental inqui- 
ries concerning the laws of magnetic forces. xi. 277. 
on a new electrometer, and the heat excited 
in metallic bodies by a voltaic electricity. xii. 206. 
on the investigation of magnetic intensity by 
the oscillations of the horizontal needle. xiii. 1. 
HARVEY (GEORGE), remarkable case of magnetic 
intensity of a chronometer. x. 117. 
on an anomalous case of vision with regard 
to colours. x. 253. 
HASTINGS (WARREN), letter from the Teshoo 
Lama of Thibet to. H. ii. 19. 
HANKADAL, account of the hot springs near Han- 
kadale, in Iceland. P. C. iii. 188. 
HAYCROFT (W. T.), on the specific heat of the 
gases. x. 195. 
HEAT, dissertation on the philosophy of. H. iv. 7. 
on the effects of compression in modifying 
the effect of. vi. 71. 
On the progress of, when communicated to 
spherical bodies from their centres. vi. 353. 
on the diffusion of, at the surface of the earth. 
vii. 411. 
on the refraction and polarization of. xiii. 181. 
— on the polarization of, by tourmaline. xiii. 364. 
on the laws of the polarization of, by refrac- 
tion. xiii. 355. 
on the laws of the polarization of, by reflec- 
tion. xiii. 361. 
on the circular polarization of. xiii. 467. 
HELLENES, on the ancient. L. C. iii. 181. 
HEMLOCK, on the poisonous properties of, and its 
alkaloid conia. xiii. 383. 
HERNIA, singular variety of. H. v. 23. 
‘HERRING, observations on the natural history of 
the. xii. 462. 
HERSCHEL (J. F. W.), on the absorption of light 
by coloured media, and on the colours of the pris- 
matic spectrum exhibited by certain flames. ix. 445. 
HIBBERT, M. D. (SAMUEL), on the fresh water 
limestone of Burdiehouse, belonging to the carboni- 
ferous group of rocks. xiii. 169. 
HIGHLANDS, account of some extraordinary struc- 
tures on the tops of the hills in the. L. C. ii. 3. 
HILL (DR JOHN), an essay upon the principles of 
historical composition, with an application of those 
principles to the writings of Tacitus. L. C.i. 76, 181. 
essay upon the utility of defining synonymous 
terms in all languages; with illustrations, by ex- 
amples from the Latin. L. C. iii. 93. 
HOLLAND (REV. THOMAS CROMPTON), on the 
radiation of caloric. ix. 179. 
HOPE (DR THOMAS CHARLES), account of a 
mineral from Strontian. H. iii. 143. 
VOL. XIII. PART II. 
619 
HOPE (DR THOMAS CHARLES), account of 
mineral from Strontian, and of a peculiar species of 
earth which it contains. P. C. iy. 3. 
experiments on the contraction of water by 
heat. y. 879. 
HOPEITE, anew mineral from Altenberg, description 
of. x. 107. 
HOT-BLAST, on the application of the, in the manu- 
facture of cast-iron. xiii. 373. 
HORNBY (MR), on the distillation of spirits from 
carrots. x, 28. 
HOWISON (JAMES), account of the Prince of Wales 
Island. H. iii. 13. 
HUTTON (DR JAMES), dissertation on the philoso- 
phy of light, heat, and fire. H. iv. 7. 
HUNTER, LL.D. (PROFESSOR JOHN), a -gram- 
matical essay on the nature, import, and effect of 
certain conjunctions, particularly the Greek AE, 
L. C. i. 118. 
— conjectures on the analogy observed in the for- 
mation ofsome ofthe tenses of the Greek verb. ix. 481. 
HUTTON (DR CHARLES), abstract of experiments 
made to determine the true resistance of the air to 
the surfaces of bodies of various figures, and moved 
through it with different degrees of velocity. P. C. 
ii. 29. 
HUTTON (DR JAMES), on the theory ofrain. P.C. 
i. 41. 
theory of the earth. P. C.i. 209. 
on written languageas asignof speech. H.ii. 5. 
of certain natural appearances of the ground 
on the hill of Arthur’s Seat. P. C. ii. 3. 
answers to the objections of M. De Lue with 
regard to the theory of rain. P. C. ii. 39. 
observations on granite. P. C. iii. 77. 
of the flexibility of the Brazilian stone. P.€. 
iii. 86. 
on the sulphuretting of metals. H. iv. 27. 
biography of. H. v. 39. 
HYDROGEN, on phosphuretted. xiii. 88. 
ICELAND, an analysis of some hot springs in. P. C. 
ili. 95. 
account of the hot springs near Rykum in. 
P. C. iii. 127. 
account of the hot springs near Hankadal in. 
P. C. iii. 138, 
IDOLS, description of some Indian, in the museum of 
the society. ix. 381. 
IMRIE (LIEUT.-COL.), mineralogical description of 
the mountain of Gibraltar. P. C. iy. 191. 
description of the strata of the Grampians. vi.38. 
INDIA, some notices concerning the plants of various 
parts of. x. 171. 
INSTINCT, an essay on. H.i. 39. 
IVORY (JAMES), a new series for the rectification 
of the ellipsis, with observations on the evolution of 
a certain algebraic formula, P. C. iy. 177. 
AX 
