Middlesex, engineer, "improvements in machinery for manufacturing. rivets, bolts, and screw blanks."-3d September 1850.

44. TO WAKEFIELD PIM, of the town or borough of Kingston-uponHull, in the county of the same town or borough, engine and boiler maker and builder of iron steam ships, "certain improvements in the construction of the boilers and funnels of steam engines."-4th September 1850.

45. TO WILLIAM JOSEPH HORSFALL, and THOMAS JAMES, both of the Mersey steel and iron works, Toxteth Park, Liverpool, in the county of Lancaster, "improvements in the rolling of iron and other metals.”6th September 1850.

46. TO GEORGE ATTWOOD, of Birmingham, in the county of Warwick, copper roller manufacturer, a new or improved method of making

66

tubing of copper or alloys of copper."-6th September 1850.

47. TO THOMAS PRIESTLY, of Shuttleworth, in the county of Lancaster, manager, and RICHARD HURST, of Rochdale, in the same county, cotton spinner, "certain improvements in the machinery or apparatus to be used for preparing, spinning, and doubling cotton, wool, flax, silk, and similar fibrous materials, and also in machinery or apparatus for preparing, balling, and winding warps, or yarns."-7th September 1850.

48. TO GEORGE THOMPSON, of No. 12 Park Road, Regent's Park, in the county of Middlesex, gentleman, "certain improvements in machinery and apparatus for cutting, digging, or turning up earth, applicable to agricultural purposes."-16th September 1850.

49. TO CHRISTOPHER CROSS, of Farnworth, near Bolton, in the county of Lancaster, cotton spinner and manufacturer, "certain improvements in the manufacture of textile fabrics, also in the manufacture of wearing apparel and other articles from textile materials, and in the machinery or apparatus for effecting the same."-16th September 1850.

50. TO JOSEPH LONG and JAMES LONG, of Little Tower Street, in the city of London, mathematical instrument makers, and RICHARD PATTENDEN, of Nelson Square, in the county of Surrey, engineer, "an improvement in instruments and machinery for steering ships, which is also applicable to vices and other instruments and machinery for obtaining power."17th September 1850.

66

51. TO JOHN JAMES GREENOUGH, of George Street, Hanover Square, in the county of Middlesex, gentleman, 'improvements in obtaining and applying motive power;" being a communication from abroad.-17th September 1850.

52. TO JOHN SIDEBOTTOM, of Broadbottom, in the county of Chester, manufacturer," improvements in looms for weaving."-18th September 1850.

53. TO GEORGE ROBBINS, of Forest Lodge, near Hythe, in the county of Southampton, gentleman, "improvements in the construction of railway carriages."-20th September 1850.

54. To JAMES SCOTT, of Falkirk, in the county of Stirling, North Britain, shipwright, "certain improvements in docks, slips, and apparatus connected therewith."-20th September 1850.

Address, by Sir David Brewster, on opening the British Association
for 1850, 277-Concluding Address by the President on the
adjournment of the Association to Ipswich in 1851, 382.
Agassiz, Professor, on the distribution of animals, 1-30-Glacial
theory of erratics and drift, 97-Discovery of coral animals on
the coast of Massachusetts, 179-On the fossil crinoids of the
United States, 177-On the circulation and digestion of the
lower animals, 179-On the metamorphoses of the lepidoptera,
180-On the zoological character of young mammalia, 181-
The Manatus or sea cow, the embryonic type of the pachyder-
mata, 182-On the differences between the various animal
types in the succession of organized beings through the whole
range of geological times, 160-On the natural relations be-
tween animals and the elements in which they live, 193-On
Lamprey eels, and their embryonic development and place in
the natural history system, 242-On the salmonidæ, 144—
Classification of vertebrata from embryonic and paleozoic data,
395.

Adie, John, F.R.S.E., description of the marine telescope, 117-Ex-
periments to discover the cause of the change which takes place
in the standard points of thermometers, 122.

Adie, Richard, on the causes which influence the changes of Isother-
mal Lines, 236.

Adulteration of drugs, account of, 185.

Air-Whistle, noticed, 187.

Air and Water of Towns considered, by Dr R. A. Smith, 347.
Analogy, new, in the periods of rotation of the primary planets dis-
covered by Daniel Kirkwood of Pottsville, Pennsylvania, 165.
Anderson, Dr, on Dura Den fossil fishes, 368.

Anderson, Thomas, Dr, on iodine and codeine, 367.

Anemometer, new integrating, its working, noticed by Mr Follet,
327.

Argyll, Duke of, discovery of Tertiary rocks on the island of Mull,
350.

Arsenic in chalybeate springs, 175.

Anemometer, new integratory, noticed, 327.

Beattie, Mr George, on a new door-spring, 357.

Bennett, Professor, on the molecular element of growth in plants

and animals, 373.

Birds of the Faroe Islands noticed by J. Wolley, Esq., 371.
British Association for 1850, Proceedings of, 275-296.
Brongniart, M., chronological exposition of the periods of vegetation,
and the different floras which have succeeded each other on the
earth's surface, 72.

Bryson, A., remarks on a bone cave near the mouth of the North
Esk, 253.

Brewster, Sir David, on the polarising structure of the eye, 328-
On the optical properties of cyanuret of magnesia and platina
-On a new membrane investing the crystalline lens-On the
polarisation of the atmosphere, 365.

Buckman, Professor, on tessellated pavements, 366.

Budd, D. Palmer, on the value of gaseous escapes from blast fur-
naces, 358.

Carpenter on Echinida, 371.

Cauterization in the case of poisonous bites, 183.

Circulation and digestion of the lower animals, remarks on, 179.
Crinoids, fossil, of the United States, notice of, 177.

Crocodilia, fossil, of England, account of, 248.

Climate of the valley of the Nile, observations on, by T. S. Wells,
Esq., 343.

Chemical facts connected with the tessulated pavements discovered at
Cirencester, by Professor Buckman, 366.

Chambers, R., F.R.E., his account of an Iron Boat-hook found in
the Carse of Gowrie, 233-Observations on Glacial Pheno-
mena around Edinburgh, 330.

Coal formation of America, its extent, 175-Lesmahago coal field,
account of, 313.

Coloured glasses, the use of, in assisting the view in fogs, 170.
Coral Island, completed account of, by James D. Dana, 65.

Dalyell, Sir J., on the changes of the integuments by animals, 316.
Davy, John, Dr, on the geology of the West Indies, 158—On the
deposit in the Boilers of Steam Engines, 250,

Dental parasites, notice of, 184.

Electrical phenomenon, or a new and curious application of, in the
working of mills, 188.

Fallows', Rev. F., result of observations made at the Cape of Good
Hope, 148.

Fluoride of calcium, its solubility in water, at 60° F., by Dr
Wilson, 230.

Fluorine, its presence in blood and milk, ascertained by Dr Wilson,
227.

Forbes, Edward, Professor, his notes on an excursion to the He-
brides, 388-On the succession of strata, and distribution of
organic remains in the Dorsetshire purbecks, 311-On the
infra-littoral distribution of marine animals on the southern,
northern, and western shores of England and Scotland, 335-
On the European species of Echinus, 338.

Fossil elephant and mastodon from Africa, 183.

Geography and Geology of the peninsula of Mount Sinai and the
adjacent countries, by John Hogg, F.R.S., &c., 33-255.
Glacial theory of the erratics and drift of the new and old worlds, 97.
Glacial phenomena around Edinburgh, described by R. Chambers,
Esq., 330.

Hedge plants of India, observations on, by Dr Cleghorn, 315.
Hitchcock, Professor, his observations on the effects of river action.
on wearing down strata, and the raised sea margins of New
England 348.

Hogg, John, F.R.S., on the geography and geology of the peninsula
of Mount Sinai and adjacent countries, 33-255.

Hopkins, Mr, on the dispersion of granite blocks from Ben Cruachan,
334- On Isothermal Lines, 345- On the formation of
clouds, 345.

Horner, Leonard, F.R.S., his observations on the discovery, by
Professor Lepsius, of sculptured marks on rocks in the Nile.
Valley in Nubia, 126.

Hunt, Mr, on the chemical action of solar radiation, 329.

Iron, a new and ready process for the quantitative determination of,
by Dr F. Penny, 328.

Ivory, to render flexible, 187-decayed to restore, 186-as an
article of commerce, 186.

Keith, Johnston, Esq., F.R.S.E., on the geographical distribution of
health and disease, 353.

Kirkwood, Daniel, on a new analogy in the periods of rotation of
the primary planets, discovered by him, 165--Mr Drach's
Letter on this analogy, 400.

Lake "Ngami" of South America, account of, 150.

Lakes of North America, the rise and fall of their water considered,
172.

Lamprey eels, observations on, by Prof. Agassiz, 242.

Maclaren, C., Esq., F.R.S.E., on moraines in Scotland, 333.
Macpherson, Mr, on the bursting of water pipes, 326.

Manganese, its frequency on the water of streams, lakes, &c., 174.
Mantell, G., Dr, on the extinct birds of New Zealand, 385—On the
Iguanodon, 371.

Marine telescope, described by John Adie, F.R.S.E., 117.
Martins, M., on the climate of France, 341.

Miller, H., Esq., on the boulder clay of Ross and Cromarty, 332-On

the peculiarities of structure in the more ancient Ganoids, 368.
Meteorological observations at the Observatory of Whitehaven, Cum-

berland, in the year 1849, by John Fletcher Miller, F.R.S., 53.
Mollusca, testaceous, their distribution in Jamaica, 180.
Murchison, Sir R. I., on the discovery of carboniferous fossils in the
crystalline chain of the Forez, 308.

Nasmyth, James, Esq., C.E., his improvements in forging iron, 327
On the physiognomy of the moon, 363.

Niagara, Falls of, considered, 174.

Nicol, James, Professor, on the geology of the southern extremity
of Cantyre, 385.

Owen, Professor, on British Eocene serpents, and the serpent of the
Bible, 239-Observations on three skulls of Naloo Africans,
389.

Ozone, account of, and the method of determining the amount of,
in the atmosphere, 171.

Parachutes, their use in mines, 185.

Patents, list of, granted for Scotland from 22d March to 22d June
1850, 189-From 22d June to 22d September, 401.
Petromyzontidæ, observations on, 242.

Phillips, Professor, on the effects produced by lightning on a tree
near Edinburgh, 341-On Isoclinal Lines in Yorkshire, 362.
Pilla, Leopold, the geologist, biographical sketch of, by M. H.
Coquand, 68.

Playfair, Dr L., on the condensation of volume in highly hydrated
minerals, 329.

Primitive races of Scotland, noticed, by M. D. Wilson, 318.

Rain drops, fossil, observations on, 246.

River terraces of the Connecticut Valley, described, 176.

Robinson, Dr, on resigning the Presidency of the British Association,
276.

Salmon tribe, their classification, and geographical distribution con-
sidered, 144.

Scoresby, Dr Wm., on Atlantic waves, their magnitude, velocity,
and phenomena, 296.

Sedgwick, Professor, on the Palæozoic rocks of the south of Scot-
land, 369-his delivery of a vote of thanks to the University of
Edinburgh, 375.

Self-imposed taxation of the working classes in the United Kingdom,
particularly considered, by G. R. Porter, Esq., 319.

Serpent of the Bible, observations on, 239.

Simpson, Professor, on the reproduction of limbs after amputation,
373.

Smyth, Professor, on cometary physics, 363.

Sorby, H. C., on the Trimorphism of carbon, 307.

Steamboat, New World, noticed, 184.

Sugar, a new process, followed in its manufacture from sugar-cane,
in the south of Spain, by Dr Scoffern, 346.

Thanks of the British Association to the following public bodies:-
To the Lord Provest and Magistrates of Edinburgh, 374-
The University of Edinburgh, 375-The Colleges of the
Physicians and Surgeons, 379--The Royal Society of Edin-
burgh, &c., 379--The Commissioners of Northern Lights, 380.
Water thermometer, noticed, 173.

Williams, Dr T., his notes on crustacea, 316.
Wilson, George, M.D., on the presence of fluorine in blood and milk,

227-On the extent to which fluoride of calcium is soluble in
water at 60° F., 230—On the influence of sun-light over the
action of the dry gases on organic colours, 330-Particulars in
the Life of Dr Black, 306.

Wolley, J., Esq., on the birds of the Faroe Islands, 371..