156 
88; on the leading features of the 
geology of, 88. 
Tron, for railways, quality of, 134. 
——, immersed in salt water, on pre- 
venting its corrosion, 56. 
, smelted with anthracite coal, 52. 
Johnston (Prof.) on a variety of ozo- 
cerite, 51. 
on anew compound of nitrate 
with oxalate of lead, 52, 
Kane (Dr.) on pyroacetic acid, 52. 
Kingsley (Mr.) on a new perspective 
drawing board, 135. 
Lancashire, on the geology of the coal 
district of, 77; on the coal measures 
of, 81. 
Lang (Mr.) on vessels with safety 
keels, 135. 
Lardner (Dr.) on the resistance to 
railway trains, 132. 
, on application of steam to long 
voyages, 136. 
Lead, oxalate of, new compound of 
nitrate with, 52. 
Leitheed (W.), on a new safety lamp, 
131. 
Lens, crystalline, 11. 
Leprosy, on the cure of, 128. 
Liebig (Prof.) on the products of the 
decomposition of uric acid, 38. 
Light, on a new property of, 12. 
, on Von Wrede’s explanation of 
the absorption of, 16. 
, on the dispersion of, 18. 
Limax variegatus, in the human in- 
testines, 98. 
Lindley (Dr.) on the structure and af- 
finities of Orobanchacez, 101. 
Liverpool, state of crime in, 139; ac- 
count of the inhabited courts and 
cellars in, 143. 
Lloyd’s (Rev. Prof.) account ofthe mag- 
netical observatory at Dublin, 20. 
Logan (Mr.) on the South Welsh coal 
basin, 83. 
Lubbock (J. W.) on M. Poisson’s 
theory of the constitution of the at- 
mosphere, 31. 
Lyell (C.) on certain phenomena con- 
nected with the junction of granite 
and transition rocks in Norway, 67. 
M‘Gauley (Rev. J. W.) on an electro- 
INDEX II. 
magnetic apparatus for the produc- 
tion of electricity of high intensity, 
24, 
Mackie (D.) on the tides of Dundee 
and Glasgow, 5. 
Mackintosh (Dr.) on cholera, 107. 
—————— on morbid preparations 
relating to Dysmenorrhea, 107. 
—on diseased lungs from 
sand respired, 108, * 
Madden (Dr.) on the connexion be- 
tween the nerves and muscles, 106. 
Meecenas, colossal bust of, presented ~ 
to the Association, xliii. 
Magnetical observatory at Dublin, 20. 
Magnets, method of constructing, 38. 
Mallet (R.) on the formation of cry- 
stallized metallic copper in Crone- 
bane copper mine, and of native sul- 
phate of iron and copper, 47. 
on the mechanism of the move- 
ment of glaciers, 64. 
on the power of aged trees to re- 
produce themselves, 102. 
Manchester Statistical Society, on the 
condition of the working classes, 
141; on the state of education in 
York, 144. 
Mathematics and physics, 1—30. 
Mechanical science, 129. 
Medical science, 104. 
Merritt (Mr.) on the state of educa- 
tion in Liverpool, 138. 
Mersey, on the tidal capacity of the, 
85 
Meteorological committee, proceed- 
ings of the, 37. 
Meteorology, &c., 31—388. 
Miller (Prof.) on the unequal expan- 
sion of minerals in different direc- 
tions by heat, 43. 
Minerals, on their unequal expansion 
in different directions by heat, 43. 
Mines, safety lights for, 54, 131. 
Mont Blane, on an optical phenomenon 
observed at, 10. 
Morrison (Lt.) on an instrument for 
measuring the electricity of the at- 
mosphere, 38. 
Moseley (Prof.) on the equilibrium of 
the arch, 133. 
Murchison (R. I.) on the fishes of the 
Ludlow rocks, 91. 
Mushet (D.) on the waste experienced 
by hot and cold blast iron during 
the process of refining, 56. 
