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CORRESPONDENCE. 
Correction oe an Error. 
To the Editor of the 1 Monthly Microscopical Journal.'’ 
Troy, New York, July 30, 1872. 
Dear Sir, — Please make tlie following correction to page 17 of 
your July number. In fifth line of note, for “applications” read 
appliances. 
Yours truly, 
R. H. Ward. 
PROCEEDINGS OF SOCIETIES. 
Brighton and Sussex Natural History Society. 
The Microscopical and Botanical Displays at the Soirees of the British 
Association Meeting at Brighton. 
The executive committee of the British Association having asked the 
Society to organize the microscopic displays at the soirees of Thursday, 
August 15th, and Tuesday, August 20th, and to arrange, as far as 
practicable, a living flora of the county for the soirees and temporary 
museum, the following gentlemen were appointed a committee to carry 
out the first, viz. Dr. Hallifax ; Messrs. Hennah, Sewell, C. P. Smith, 
Hazelwood, W. H. Smith, F. E. Sawyer, G. Scott ; the President, Mr. 
Hollis ; and the Hon. Secretaries, Messrs. Wonfor and Onions ; and 
to arrange the flora, Messrs. W. Mitten, Nourse, Simonds, C. P. Smith, 
W. H. Smith, Benjamin Lomax, D’Alquen, G. Davies, W. H. Hallett 
(Local Treasurer of the British Association), H. J. H. Nicholls, and 
the officers of the Society were elected a committee. 
The microscopical committee feeling that the leading feature of 
one of the soirees ought to be marine, drew up the following suggestive 
programme : — 
British Association for the Advancement of Science. 
Brighton Meeting. 
Particulars of the intended Microscopical Displays for the Soirees 
arranged by the Brighton and Sussex Natural History Society. 
Thursday , August 15. — Objects Illustrative of Marine Life. 
Alcze — S ea-weeds, &c., fructification. 
Diatomaceze — Living and prepared valves. 
Rhizopoda — Foraminifera — porcellanous, arenaceous, &c. 
Polycystina — recent and fossil. 
Spongiadae — Calcareous, silicious, &c. 
Spicules, gemmules, skeleton, &c. 
