INDEX. 
Bailey Charles, Hon. Lib. — On Pollen : considered as an Aid in tlie Dif- 
ferentiation of Species, p. 51. On the Natural Ropes used in Packing 
Cotton Bales in the Brazils, p. 88. 
Baxendell J., F.R.A.S ., Hon. Sec.— On the Influence of Changes in the 
Character of the Seasons upon the Bate of Mortality, p. 159. On 
Infant Mortality in Manchester, p. 177. On the Mortality Returns 
of Scotland for the ten years 1859-68, p. 179. 
Binney E. W., E.R.S., E.G-.S., Y.P. — On Saxicava rugosa, p. 4. On the 
Permian Strata of East Cheshire, p. 21 and p. 60. On the Aurora of 
January 3rd, 1870, p. 55. On Stray Boulders on the Slopes of the 
Pennine Chain, p. 75. On the High Death-rate of Manchester and 
Salford, p. 112. Extracts from MS. Journal of Mr. George Walker, 
p. 151. 
Calyebt E. Ceace, E.R.S. — On Artificial Alizarine, p. 101. 
Cockle Sir James, E.R.S. — On Convertent Functions, p. 86. 
Coward Thomas. — On Podostemacese, p. 36. 
Cueey J. — On the Hades, Throws, Shifts, &c., of the Metalliferous Veins of 
the North of England, p. 44. 
Dancer J. B., F.R.A.S. — On the Microscopical Examination of Milk under 
Certain Conditions, p. 37. On the Molecular Movements of Micro- 
scopic Particles, p. 82. On Spores in the Air, p. 111. 
Dawkins W. Boyd, E.R.S., — On some Old Mining Tools from the Tur- 
quoise Mines of Sinai, p. 4. Settle Cave Exploration, p. 154. On 
the Exploration of the Hyaena Den at Wookey Hole, p. 181. 
Dickinson W. L. — On Three Occultations of Saturn by the Moon, p. 149. 
On the Eclipse of the Sun, December 21-22, 1870, p. 158. 
Geeland Dr. B. W. — On Combinations of Phosphate of Lime and Sul- 
phurous Acid, p, 25. 
Geeen, A. H., M.A., E.G.S.— On the Nature of the Boundary between the 
Carboniferous and the Triassic or Permian Rocks of Cheshire, p. 55. 
Green Beenaed Haetley. — Presents to the Society the MS. Journal of 
Air. George Walker, one of the original Members, p. 151. 
Hart Petee.- - Description of a New Anemometer, p. 152. 
