Observations, by Mr. Robert Hunt, on the Progress of Physical

Science .

XXII.

Observations, by Mr. J. A. Phillips, on the Recent Improvments in

Metallurgy

XXIII.

Observations, by Mr. H. Mackworth, on Mine Ventilation, and

Man-machines

XXVI.

Methods of communicating between Driver and Guard on Railway

Trains, by Mr. E. Simons, Birmingham.

XXX.

The Ventilation of Metallic Mines, by Herbert Mackworth, Esq.,

M. Inst. C.E., &c.

....

....

3

28

Contributions to the Fauna, of Falmouth, by W. P. Cocks, Esq.

Right or left handed Ratchet-spanner, by Mr. W. Bosustow, Perran Foundry. 37

Hand Dibble for sowing Corn or other seed, by Mr. Richard Hosking, Perran

Foundry.

Callipers and Centreing Gauge, by Mr. Samuel Matthews, Truro.

Instrument to prevent the injurious effects of sudden jerks in towing ships,

&c., by Mr. John Trevelyan, Camborne

....

Shifting Joint and Sett-off, by Mr. William Burall, Hayle

39

40

41

......

47

48

49

50

51

56

Meteorological Register for 1853, kept at Helston, by M. P. Moyle, Esq.

Meteorological Summary for 1853, by Lovell Squire, Esq., Falmouth..

Meteorological Summary for 1853, by Capt. Liddell, R.N., Bodmin

Meteorological Summary for 1853, by T. Lancaster, Esq., Devonport

Treasurer's Annual Statement

List of Members and Subscribers

Donations and Subscriptions from Mines

POLYTECHNIC SOCIETY.

Patroness.

THE QUEEN.

Vice-Patron.

HIS ROYAL HIGHNESS PRINCE ALBERT.

Vice-Patroness.

HER ROYAL HIGHNESS THE DUCHESS OF KENT.

President.

SIR CHARLES LEMON, BART., M.P., F.R.S., &c.

Vice-Presidents.

T. J. A. ROBARTES, Esq., M.P.
REV. JOHN PUNNETT, M.A., F.C.P.S.

C. BARHAM, Esq., M.D.

E. C. MARRIOTT, Esq.

RIGHT HON. SIR WM. MOLESWORTH, BART., M.P.
JOSEPH CARNE, Esq., F.R.S., F.G.S., &c., &c.
SIR COLMAN RASHLEIGH, BART.
THOMAS S. BOLITHO, Esq.

RIGHT HON. VISCOUNT FALMOUTH.
RICHARD DAVEY, Esq., F.G.S.
JOHN TREMAYNE, Esq.
WM. CARNE, Esq.

Treasurer.

RICHARD WILLIAMS, Esq.

Honorary Secretaries.

R. TAYLOR, Esq., F.G.S. | LIEUT. J. S. JAGO, R.N.

Secretary.

MR. W. W. RUNDELL, FALMOUTH.

b

COMMITTEE.

BODMIN AND WADEBRIDGE DISTRICT.

Hon. G. M. Fortescue.
W. R. Hicks, Esq.

N. Kendall, Esq., M.P.

CAMBORNE DISTRICT.