Published at the Oxford University Press, by Henry Frowde, Ami:\' C(jrner, London, E.C. 
Atlas folio. Price £3 3.«. 
(A reduction to FcHoavs of the Royal Society.) 
THE SIGNATUKES IN THE FIKST JOUBNAL-BOOK AND THE 
CHABTEB-BOOK OF THE BOYAL SOCIETY. 
Being a Facsimile of the Signatures of the Founders, Patrons, and Fellows of the Society from the 
year 1660 down to the year 1912. 
Price 15.S. (A reduction to Fellows of the Royal Society.) 
THE BECOBD OF THE BOYAL SOCIETY. 
Crown 4to. Third Edition, 1912. 
Containing a full Account of the Foundation, History, &c., of the Society, with a Chronological List 
and Alphabetical Index of the Fellows from the Foundation to the year 1912. 
Price 15s. (A reduction to Fellows of the Royal Society.) 
CATALOGUE OF THE PEBIODICAL PUBLICATIONS IN THE LIBBABY 
OF THE BOYAL SOCIETY, 1912. 
Crown 4to. 455 pages. 
Published at the Cambridge University Press, Fetter Lane, London, E.C. 
CATALOGUE OF SCIENTIFIC PAPEBS FOB THE 19th CENTUBY. 
COMPILED BY THE ROYAL SOCIETY. 
The volumes are 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. 6d. net; half-morocco, £2 5s. net. Single 
vols., cloth, £1; haH-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. Vol. 13 (1884-1900—A to Bzowski), 
vol. 14 (C to Fittig), vol. 15 (Fitting to Hyslop), cloth, £2 10s. net; half-morocco, £3 net, per voL 
Vol. 16 (I to Marbut), cloth, £5 5s. net; half-moroccp, £6 net, per vol. 
A reduction of price to Fellows of the Royal Society. 
SUBJECT INDEX OF SCIENTIFIC PAPEBS. 
Large 8vo. 
Vol. I. Pure Mathematics. 21s. cloth. 28s. half pigskin. 
Vol. II. Mechanics. 15s. cloth. 21.s. half pigskin. 
Vol. III. Physics. Parti. 18s. cloth. 24s. half pigskin. Part 2. 15s. cloth. 21s. half pigskin. 
