Date and Place.

Presidents.

Secretaries.

1835. Dublin

SECTION F.-STATISTICS.

Charles Babbage, F.R.S.

W. Greg, Prof. Longfield.

1836. Bristol Sir Charles Lemon, Bart., F.R.S. Rev. J. E. Bromby, C. B. Fripp,

Sir C. Lemon, Bart., M.P.

James Heywood.

W. R. Greg, W. Langton, Dr. W. C.
Tayler.

W. Cargill, J. Heywood, W. R. Wood.

F. Clarke, R. W. Rawson, Dr. W. C.
Tayler.

M.P., C. R. Baird, Prof. Ramsay, R. W.
Rawson.

Rev. Dr. Byrth, Rev. R. Luney, R.
W. Rawson.

Rev. R. Luney, G. W. Ormerod, Dr.
W. C. Tayler.

1842. Manchester. G. W. Wood, M.P., F.L.S. 1843. Cork. Dr. D. Bullen, Dr. W. Cooke Tayler. 1844. York.. Lieut.-Col. Sykes, F.R.S., F.L.S. J. Fletcher, J. Heywood, Dr. Laycock. 1845. Cambridge. Rt. Hon. The Earl Fitzwilliam... J. Fletcher, W. Cooke Tayler, LL.D. 1846. Southampton G. R. Porter, F.R.S. J. Fletcher, F. G. P. Neison, Dr. W. C. Tayler, Rev. T. L. Shapcott.

1847. Oxford...... Travers Twiss, D.C.L., F.R.S.... Rev. W. H. Cox, J. J. Danson, F. G.

SECTION F (continued).-ECONOMIC SCIENCE AND STATISTICS.

1856. Cheltenham Rt. Hon. Lord Stanley, M.P. ... Rev. C. H. Bromby, E. Cheshire, Dr. W.

N. Hancock, W. Newmarch, W. M.
Tartt.

1857. Dublin His Grace the Archbishop of Prof. Cairns, Dr. H. D. Hutton, W.

......

1

Dublin, M.R.I.A.

Newmarch.

T. B. Baines, Prof. Cairns, S. Brown,
Capt. Fishbourne, Dr. J. Strang.
Prof. Cairns, Edmund Macrory, A. M.
Smith, Dr. John Strang.
Edmund Macrory, W. Newmarch,
Rev. Prof. J. E. T. Rogers.
David Chadwick, Prof. R. C. Christie,
E. Macrory, Rev. Prof. J. E. T.
Rogers.

H. D. Macleod, Edmund Macrory.
T. Doubleday, Edmund Macrory,
Frederick Purdy, James Potts.
Macrory, E. T. Payne, F. Purdy.

1864. Bath.......... William Farr, M.D., D.C.L., E. F.R.S.

1865. Birmingham Rt. Hon. Lord Stanley, LL.D., G. M.P.

J. D. Goodman, G. J. Johnston, E. Macrory.

Date and Place.

Presidents.

1866. Nottingham Prof. J. E. T. Rogers......

1867. Dundee...... M. E. Grant Duff, M.P.

Secretaries.

R. Birkin, Jun., Prof. Leone Levi, E.
Macrory.

Prof. Leone Levi, E. Macrory, A. J.
Warden.

1868. Norwich Samuel Brown, Pres. Instit. Ac- Rev. W. C. Davie, Prof. Leone Levi.

...

tuaries.

1869. Exeter Rt. Hon. Sir Stafford H. North-Edmund Macrory, Frederick Purdy, cote, Bart., C.B., M.P. Charles T. D. Acland.

1870. Liverpool... Prof. W. Stanley Jevons, M.A... Chas. R. Dudley Baxter, E. Macrory,

1871. Edinburgh Rt. Hon. Lord Neaves... 1872. Brighton Prof. Henry Fawcett, M.P.

...

...

1873. Bradford Rt. Hon. W. E. Forster, M.P.... Lord O'Hagan.

1874. Belfast......

1875. Bristol

J. Miles Moss.

J. G. Fitch, James Meikle.

J. G. Fitch, Barclay Phillips.
J. G. Fitch, Swire Smith.

Prof. Donnell, Frank P. Fellows,
Hans MacMordie.

James Heywood, M.A., F.R.S., F. P. Fellows, T. G. P. Hallett, E.

1876. Glasgow... Sir George Campbell, K.C.S.I., A. M'Neel Caird, T. G. P. Hallett, Dr. W. Neilson Hancock, Dr. W. Jack.

1836. Bristol

M.P.

MECHANICAL SCIENCE.

SECTION G.-MECHANICAL SCIENCE.

...... Davies Gilbert, D.C.L., F.R.S.... T. G. Bunt, G. T. Clark, W. West. 1837. Liverpool Rev. Dr. Robinson

1839. Birmingham Prof. Willis, F.R.S., and Robert W. Carpmael, William Hawkes, Tho

1846. Southampton Rev. Prof. Willis, M.A., F.R.S.. William Betts, jun., Charles Manby. 1847. Oxford Rev. Prof. Walker, M.A., F.R.S. J. Glynn, R. A. Le Mesurier. 1848. Swansea Rev. Prof. Walker, M.A., F.R.S. R. A. Le Mesurier, W. P. Struvé. 1849. Birmingham Robert Stephenson, M.P., F.R.S. Charles Manby, W. P. Marshall. 1850. Edinburgh.. Rev. Dr. Robinson Dr. Lees, David Stephenson. 1851. Ipswich...... William Cubitt, F.R.S.. John Head, Charles Manby. 1852. Belfast

1853. Hull

John Walker, C.E., LL.D., F.R.S. John F. Bateman, C. B. Hancock,
Charles Manby, James Thomson.
William Fairbairn, C.E., F.R.S.. James Oldham, J. Thomson, W. Sykes

1855. Glasgow W. J. Macquorn Rankine, C.E., L. Hill, Jun., William Ramsay, J. F.R.S.

C. Atherton, B. Jones, jun., H. M.
Jeffery.

The Right Hon. The Earl of Prof. Downing, W. T. Doyne, A. Tate,
Rosse, F.R.S.

William Fairbairn, F.R.S.

James Thomson, Henry Wright. J. C. Dennis, J. Dixon, H. Wright.

Rev. Prof. Willis, M.A., F.R.S. . R. Abernethy, P. Le Neve Foster, H.

Wright.

Prof. W. J. Macquorn Rankine, P. Le Neve Foster, Rev. F. Harrison,
LL.D., F.R.S.

Henry Wright.

Date and Place.

1

Presidents.

Secretaries.

1861. Manchester. J. F. Bateman, C.E., F.R.S....... P. Le Neve Foster, John Robinson, H. Wright.

1862. Cambridge .. William Fairbairn, LL.D., F.R.S. W. M. Fawcett, P. Le Neve Foster. 1863. Newcastle... Rev. Prof. Willis, M.A., F.R.S. . P. Le Neve Foster, P. Westmacott, J. F. Spencer.

1864. Bath ......... J. Hawkshaw, F.R.S.

P. Le Neve Foster, Robert Pitt.

1865. Birmingham Sir W. G. Armstrong, LL.D., P. Le Neve Foster, Henry Lea, W. P. F.R.S. Marshall, Walter May. 1866. Nottingham Thomas Hawksley, V.P.Inst. P. Le Neve Foster, J. F. Iselin, M. A. Tarbottom.

C.E., F.G.S.

1867. Dundee...... Prof. W. J. Macquorn Rankine, P. Le Neve Foster, John P. Smith, LL.D., F.R.S.

1868. Norwich ... G. P. Bidder, C.E., F.R.G.S.

W. W. Urquhart.

P. Le Neve Foster, J. F. Iselin, C.
Manby, W. Smith.

P. Le Neve Foster, H. Bauerman.

1870. Liverpool... Chas. B. Vignoles, C.E., F.R.S. . H. Bauerman, P. Le Neve Foster, T. |_ King, J. N. Shoolbred.

1871. Edinburgh Prof. Fleeming Jenkin, F.R.S........ H. Bauerman, Alexander Leslie, J. P.

Smith.

1872. Brighton F. J. Bramwell, C.E................ H. M. Brunel, P. Le Neve Foster,

1873. Bradford... W. H. Barlow, F.R.S.

1874. Belfast.

J. G. Gamble, J. N. Shoolbred.
Crawford Barlow, H. Bauerman, E.
H. Carbutt, J. C. Hawkshaw, J. N.
Shoolbred.

Prof. James Thomson, LL.D., A. T. Atchison, J. N. Shoolbred, John
C.E., F.R.S.E.
W. Froude, C.E., M.A., F.R.S.... W. R. Browne, H. M. Brunel, J. G.

1875. Bristol......
1876. Glasgow ... C. W. Merrifield, F.R.S.

Date and Place.

Smyth, jun.

Gamble, J. N. Shoolbred.

W. Bottomley, jun., W. J. Millar, J.
N. Shoolbred, J. P. Smith.

List of Evening Lectures.

Lecturer.

Date and Place.

1848. Swansea

Lecturer.

John Percy, M.D., F.R.S. W. Carpenter, M.D., F.R.S. 1849. Birmingham Dr. Faraday, F.R.S...

Rev. Prof. Willis, M.A., F.R.S.

1850. Edinburgh. Prof. J. H. Bennett, M.D., F.R.S.E.

Dr. Mantell, F.R.S. 1851. Ipswich...... Prof. R. Owen, M.D., F.R.S.

1852. Belfast

1853. Hull

G. B. Airy, F.R.S., Astron. Royal
Prof. G.G. Stokes, D.C.L., F.R.S.

Colonel Portlock, R.E., F.R.S.

Subject of Discourse.

Metallurgical operations of Swansea
and its neighbourhood.

Recent Microscopical Discoveries.
Mr. Gassiot's Battery.

Transit of different Weights with
varying velocities on Railways.
Passage of the Blood through the
minute vessels of Animals in con-
nexion with Nutrition.
Extinct Birds of New Zealand.
Distinction between Plants and Ani-
mals, and their changes of Form.
Total Solar Eclipse of July 28, 1851.
Recent discoveries in the propretics
of Light.

Recent discovery of Rock-salt at Car-
rickfergus, and geological and prac-
tical considerations connected with it.

Prof. J. Phillips, LL.D., F.R.S., Some peculiar phenomena in the Geo

logy and Physical Geography of
Yorkshire.

The present state of Photography.
Anthropomorphous Apes.

Progress of researches in Terrestrial
Magnetism.

Characters of Species.

Assyrian and Babylonian Antiquities and Ethnology.

Recent discoveries in Assyria and
Babylonia, with the results of Cunei-
form research up to the present
time.

Correlation of Physical Forces.
The Atlantic Telegraph.
Recent discoveries in Africa.
The Ironstones of Yorkshire.

The Fossil Mammalia of Australia.
Geology of the Northern Highlands.
Electrical Discharges in highly rare-
fied Media.

Physical Constitution of the Sun.
Arctic Discovery.
Spectrum Analysis.

The late Eclipse of the Sun.
The Forms and Action of Water.
Organic Chemistry.

The Chemistry of the Galvanic Bat-
tery considered in relation to Dy-

namics.

The Balloon Ascents made for the
British Association.

The Chemical Action of Light.
Recent Travels in Africa.
Probabilities as to the position and
extent of the Coal-measures beneath
the red rocks of the Midland Coun-
ties.

The results of Spectrum Analysis applied to Heavenly Bodies.

Dr. J. D. Hooker, F.R.S.......... Insular Floras.

1872. Brighton ... Prof. P. Martin Duncan, M.D., Insect Metamorphosis. F.R.S.

Prof. W. K. Clifford .............. The Aims and Instruments of Scien