212 
Meteorological phenomenaatHuggate,37. 
Meteorology, 28; examination of some 
problems of, 35. 
Meteors, on the light of, 42. 
Miall (Dr.) on the melting-points of 
bodies, 53. 
Mica slates and granite of Killiney Hill, 
on the junction of the, 84. 
Micrometric measurement, on the import- 
ance of introducing a new and uniform 
standard of, 115. 
Microscopes, on the centring of the lenses 
of the compound object-glasses of, 4; 
on a method of applying the compound, 
to the sides or top of aquaria less than 
2 feet in height, 106, 
Millingen (Dr.) on preserving the vaccine 
virus in glycerine, 115. 
Minchin (Dr.) on the macrocephali of 
Hippocrates, 146. 
Minerals, on the relation between the 
cleavage of, and the cleavage of rocks, 
76. 
Mitchelstown caves, notes of a visit to, 
108. 
Moigno (M. |’Abbé) on a method of deter- 
mining whether the luminiferous vibra- 
tions are parallel or perpendicular to 
the plane of polarization, 9; notices of 
photography, 53 ; on three new electro- 
type processes, 54. 
Molesworth (Guildford L.) on tangent 
wheels, 186. 
Molten substances, on some phenomena 
in connexion with, 26. 
Money grants of the British Association, 
on the, 167. 
Moon, on transit observations of the, 27 ; 
on the variation in the quantity of rain 
due to its position in reference to the 
plane of the earth’s orbit, 29. 
Moore (Arthur) on registration of births, 
deaths and marriages in Ireland, 164. 
Moore (D.) on the plants which, by their 
growth and decomposition, form the 
Erincipal part of the Irish turf-bogs, 97. 
Moorsom (Admiral) on the want of facts 
respecting the performance of vessels 
at sea, 187. 
Morris (Rev. F. O.) on the specific di- 
stinctions of Uria troile and Uria lacry- 
mans, 105, 
Mortars, on the construction of the 36- 
inch, 186, 
Mosotti (Cavaliere O. F.) on the distri- 
bution of the orbits of the comets in 
space, 23. 
Motion, secular variations in lunar and 
terrestrial, from the influence of tidal 
action, 40 
INDEX II. 
Mouse, on the flow of the lacteal fluid in 
the mesentery of the, 114. 
Moy (T.), improvements in the mode of 
working steam-engines, 187; on the 
philosophy of the wave-line system of 
ship-building, 188. 
Murchison (Sir R. I.) on the quartz rocks, 
crystalline limestones, and micaceous 
schists of the north-western Highlands 
of Scotland, 82. 
Murphy (J..J.) on a proposal for the esta- 
blishment of a uniform reckoning of 
time in connexion with the telegraph, 
26; on converging rays seen at Green- 
island, on the Antrim shore of Belfast- 
lough, 35; reasons for extending limit- 
ed liability to joint-stock banks, 165. 
Murray (B. A.), demonstration that the 
three angles of every triangle are equal 
to two right angles, 4. 
Murray (Sir James) on the choice of per- 
ennial rather than annual fertilizers, 
54; on the laying of submarine tele- 
graph cables, 189. 
Muslin manufacture of Scotland and Ire- 
land, on the rise, progress and value of 
the embroidered, 167. 
Napier (Robert) on the apprenticeship 
system in reference to the freedom of 
labour, 166. 
Nasmyth (J.) on some phenomena in con- 
nexion with molten substances, 26. 
Negro variety of mankind, on the ethno- 
logical and physical characters of the, 
nye 
New England, on the discovery of para- 
doxides in, 89. 
New Granada, ethnological and antiqua- 
rian researches in, 121. 
Newmarch (W.) on the recent legislation 
relative to joint-stock companies and 
joint-stock banks, 166; on some of the 
economical questions connected with 
the effect of the new gold in diminish- 
ing the difficulties of the last few years, 
ib. 
Neville (Mr.) on the flow of water through 
circular pipes, 189. 
Niger, on the anomalous period of the 
rising of the, 118. 
Nitrates in plants, on a process for the 
determination of the, 58. 
Nitrogen, amount of, in the Aige, 44; 
on urea as a direct source of, to vege- 
tation, 7b.; on the specific gravity of 
chloride of, with some remarks upon its 
action on alcohol, 47; on the assimila- 
tion of, by plants, 51. 
Niven (N.) on the importance of a 
