Sold by Harrison and Sons, St. Martin’s Lane. 
PHILOSOPHICAL TRANSACTIONS. 
Series A. Containing Papers of a Mathematical or Physical Character, 
Vol. 206 (1906), Price £1 8s. 6d., with 19 Plates. 
Vol. 207 (1907), Price £1 13s. 6 d., with 9 Plates. 
Series B. Containing Papers of a Biological Character. 
Vol. 197 (1905), Price £1 13s. 6<7., with 22 Plates. 
Vol. 198 (1906), Price £2 Is., with 31 Plates. 
Demy 8vo, pp. 427. Price 12s. 6d. 
THE RECORD OF THE ROYAL SOCIETY. 
Second Edition. 1901. 
Containing an Account of the Foundation, History, &c., of the Society, with a Chronological List and 
Alphabetical Index of the Fellows from the Foundation. 
Published by Clay and Sons, Aye Maria Lane. 
CATALOGUE OF SCIENTIFIC PAPERS, 
COMPILED BY THE KOYAL SOCIETY. 
The volumes on sale as follows:—Vols. 1-6 (1800-63), cloth (vol. 1 in half-morocco), £4 net; half¬ 
morocco, £5 5s. net. Vols. 7, 8 (1864-73), cloth, £1 11s. 6 cl. net; half-morocco, £2 5s. net. Single 
vols., cloth, £1; half-morocco, £1 8s. net. Vols. 9, 10 (1874-83), cloth, £1 5s. net; half-morocco, 
£1 12s. net. Vol. 11 (1874-83), cloth, £1 5s. net; half-morocco, £1 12s. net. Vol. 12 (Supple¬ 
mentary, 1800-1883), cloth, £1 5s. net; half-morocco, £1 12s. net. 
A reduction of price to Fellows of the Reyal Society. 
Royal 4to. 428 pages, with numerous Plates and Diagrams, and Separate Portfolio of 
Geological Maps and Sections. 
THE ATOLL OF FUNAFUTI, 
BORINGS INTO A CORAL REEF AND THE RESULTS. 
Price 30s. To Fellows of the Royal Society, 20s. 
Published by the Royal Society, and sold by Harrison and Sons, St. Martin’s Lane. 
Royal 4to. 452 pages and 38 Plates. Price 20s. 
To Fellows of the Royal Society, 15s. 
REPORT TO THE GOVERNMENT OF CEYLON 
v 
ON THE 
PEARL OYSTER FISHERIES OF THE GULF OF MANAAR. 
By W. A. Herdman, D.Sc., F.R.S. 
With Supplementary Reports upon the Marine Biology of Ceylon by 
N. Annandale ; G. H. Carpenter ; W. M. Tattersall ; C. B. Wilson ; T. Southwell ; W. J. Dakin 
G. C. Bourne ; R. Standen and A. Leicester ; R. Douglas Laurie ; and W. A. Herdman. 
Part V. ( concluding ). 1906. 
Published by the Royal Society and sold by Harrison and Sons, St. Martin’s Lane. 
Continental Agents for the publications of the Royal Society Messrs. Friedlander and Son, Berlin. 
