INDEX. 
Jones, T. WHARTON, obtains Actonian 
prize, 54, 
— elected Fullerian Professor of Phy- 
siology, 101. 
Jones, Dr. H. B., on the acidity, 
sweetness, and strength of wines, 
381, 
KNOBLAUCH’s researches 
178. 
on Heat, 
Laxe SupERIoR described, 154. 
Lamont on Magnetic variation, 238. 
Lankester, Dr. E., on the Limits of 
the Vegetable and Animal kingdoms, 
415. 
Lectures, Public, in 1851, 29; in 1852, 
103, 139; in 1853, 227, 276; in 
1854, 344, 420. 
Library, time of Admission to enlarged, 
and Assistant in provided, 89. 
Light and Heat, analogies of, 172. 
Light, change of refrangibility of, 259. 
Lighthouses, their construction and 
mode of lighting, 24. 
Liquids, on Motion of, 446. 
Lyell, Sir. C., on Impresssions of 
Rain-drops, 50. 
— on the Blackheath Pebble-bed, 164. 
— on discoveries in the Coal Measures 
of Nova Scotia, 281. 
— on Geological time, 287. 
Maenetic Forcer, Physical Lines of, 
105, 216, 229; influence of ma- 
terial aggregation on, 254. 
Magnetic Characters of Oxygen and 
Nitrogen, 1. 
Magnetic hypotheses, 457. 
Magnetism, heating effects of, 119. 
— Atmospheric, 56. 
Magnets — Hecker’s, 28 ; Logeman’s, 
37, 230. 
Magnus on Rotatory motion, 395. 
Mantell, Dr. G. A., on the Iguanodon, 
and on the Fauna and Flora of the 
Wealden formation, 141. 
Material Aggregation, 254, 
Maskelyne, N. §., Esq., on the con- 
nexion of Chemical forces with the 
Polarization of Light, 45. 
Medusa aurita, development of, 11. 
Melting points of Sulphur, 449. 
Memberselected, see Monthly Meetings. 
Mercer’s contraction of cotton by al- 
kalies, 134. 
Metamorphoses and Metageneses of 
Animals, 9. 
465 
Microscopes, on the construction of, 
402. 
Mirage, 67. 
Monthly Meetings in 1851, 7, 29, 54, 
69, 88, 99, 101, 103; in 1852, 112, 
139, 170, 191, 214, 222, 225, 227; 
in 1853, 250, 276, 288, 310, 336, 
339, 341, 344; in 1854, 362, 400, 
429, 442, 454, 460. 
Movement, Voluntary, Physiology of, 
ela Tis 
Murchison, Sir R. I., on the changes 
of the Alps, 31. 
NEwTon on Gravitation, 237. 
Nitrogen, its Magnetic character, 2. 
Noad, Dr. H. M., on the Manufacture 
of Iron, 434. 
Owen, Professor, on Metamorphosis 
and Metagenesis, 9. 
— on the structure and homologies of 
Teeth, 365. 
Oxygen, its magnetic character, 1 ; 
Boussingault’s mode of preparing, 
337. 
Ozone, its production and properties, 
PARAFFINE, 6, 7; 135. 
Peat and its products, 4. 
Pendulum experiments, 70. 
Pepys, J., Donations from, 54, 455. 
Penrose, F. Esq., on some relations 
of Science to Architecture, 124, 
Percy, Dr., on the modes of extracting 
Gold from its ores, 205. 
Phillips, J. Esq. Geological Sketches 
round Ingleborough, 278. 
Phosphorus, allotropic modifications 
of, 135, 203. 
Plants, Electric currents in, 75; 
growth of in cases, 407. 
Playfair, Dr. L., on Chemical Disco- 
veries from the Exhibition of 1851, 
HE AS 
— on the Food of man under different 
conditions of age and employment, 
313. 
Ploughs and ploughing, 265. 
Polarity (in Natural History and Geo- 
logy), 428. 
Polarization of Light, connexion of 
Chemical forces with, 45. 
Powell, Prof. Baden., on Foucault’s 
Pendulum Experiment, 70. 
— on the analogies of Light and Heat, 
172. 
