

INDEX II. 
Locomotive engines on railways, on the 
cause and prevention of oscillation of, 116. 
Lophopus crystallina, on, 72. 
Lowe (E. J.) on meteors, 24. 
Lucernaria inauriculata, on, 78. 
Lungs, on the black colouring matter of the, 36. 
Macadamized roads for streets of large towns, 
on the superiority of, 129. 
Macdonald (Dr.) on the external antennz of 
the crustacean and entomoid class, and their 
anatomical relation and function, showing 
their connexion with the olfactory instead 
of the auditory apparatus, and the homo- 
logy in the vertebrate class, 78. 
on the course of the blood in the circu- 
lation of the human fcetus in the normal 
development, compared with the Acardian, 
Reptilian, and Ichthic circulation, 78. 
Madeira, on the tenure of land in the island 
of, 96. 
Magnetic declination and the annual variation 
of magnetic force, on the diurnal variation 
of, 8. 
pole round the north pole of the earth, 
on an orbitual motion of the, 8. 
—— and diamagnetic forces, on motions ex- 
hibited by metals under the influence of, 
46. 
Malcolm (Admiral Sir C.) on a meteor seen 
in India on March 19, 24. 
Maize, on some changes in the male flowers 
of forty days’, 68. 
Manure, on the conversion of the contents of 
sewers and cesspools into, 67. 
Marine animals, on the boring of, 73. 
Mathematics, 1. 
Mauritius, on two additional bones of the 
long-legged Dodo or Solitaire, brought 
from, 81. 
Mechanical science, 110. 
Metals, on motions exhibited by, under the 
influence of magnetic and diamagnetic 
_ forces, 46. 
Metal, on the eccentric sheet, 128. 
moulding machine, on the sheet, 126. 
Meteorological phenomena observed in India 
from January to May 1849, 15. 
observations made at Kaafjord and at 
Christiania, 18. 
observations made at Huggate, 29. 
Meteorology, considered chiefly in relation 
to agriculture, on, 33. 
Meteors, on, 24. 
Meteor seen in India on March 19, on a, 24. 
M‘Gauley (Rev. Prof.) on a new rotary 
engine, 118. 
Milward (A.) on an instrument called the 
“Upton draining tool,” as illustrating a 
principle by which the resistance of soils to 
agricultural implements may be consider- 
ably diminished, 122. 
Minerals, rocks, &c., on the decomposition 
and partial solution of, by pure water and 
water charged with carbonic acid, 40. 








141 
Mineral waters, on the presence of nitrogen 
in, 47. 
Mines, on a machine for ventilating coal, 111. 
Mirage on the sea coast of Lancashire, on, 16. 
Mollusca collected in Zetland, exhibited, 78. 
Monuments, on some remarkable primitive, 
existing at or near Carnac (Britanny), and 
on the discrimination of races by their local 
and fixed, 82. 
Moon’s surface, on a model of the, 1. 
Morris (John) on the genus Siphonotreta, 
with a description of a new species, 57. 
Munby (G.) on the vegetable productions of 
Algiers, 71. 
Murchison (Sir R. I.) on the distribution of 
gold ore in the crust and on the surface of 
the earth, 60. 
Nasmyth (James) on an oil test, 124. 
Nervous system of the Bryozoa, on the, 71. 
New Caledonia, on the ethnology of, 85. 
New red sandstone, on the relations between 
the, the coal~measures, and the Silurian 
» rocks of the South Staffordshire coal-field, 
55. 

of Warwickshire, on a new species of 
Labyrinthodon from the, 56. 
Nicholson (Wm.) on Gordon’s plan of venti- 
lating coal mines, 125. 
Nitrogen in mineral waters, on the presence 
of, 47. 
Noctiluca miliaris, on the, 81. 
Oil test, on an, 124. 
Old red sandstone, on traces of a fossil reptile 
(Sauropus prizvus) found in the, 56. 
Ordnance survey, on the use to be made of 
the, in the registration of judgments and 
deeds in Ireland, 93. 
Ore, on the distribution of gold, in the crust 
on the surface of the earth, 60. 
Organic matter, on a new method of ascer- 
taining the quantity of, in water, 37. 
Oriental words adopted in English, on the, 84. 
Orthography, ethnical, 85. 
Osler (Follett) on the results of certain ane- 
mometers, 25. 
Owen (Prof.) on Lucernaria inauriculata, 78. 
Oxides, on some modifications in the colouring 
of glass, by metallic, 34, 
Palzosaurus, on the age of the Saurian, 65. 
Paper, on an improvement in the preparation 
of photographic, for the purposes of auto- 
matic registration, 34. 
Parkinson (W.) on a water meter, 125. 
Patellacea, on the genera of British, 75. 
Pathological drawing, on improvements in, 
7. 
Paton (J.) on the sanitary condition of Dar- 
wen, Lancashire, with suggestions for its 
improvement, 96. 
Pawnbroking, statistics of, 93. 
Paxton (Dr. James) on improvements in pa- 
thological drawing, 79. 
