( 9 ) 



ly/riCROSCOPIOAL society's TEANSACTIONS (3 vols., half- 

 ■^-^ calf) ; Quarterly Journal of Microscopical Science (16 vols., 

 half-morocco) ; and Monthly Microscopical Journal (18 vols., half- 

 calf) for SALE. Price £20. 



Apply to Mr. J. West, at the Society's Library. 



THE BRITISH MOSS FLORA. 



By E. BEAITHWAITE, M.D. 

 Part VII. is now ready, price 6s. Subscriptions (10s. 6d.') may be sent to the Author. 



The previous Parts may be had from the Author, at 303, Claphain Read, London. 



New Edition, very much enlarged, 21s. 



HOW TO WORK WITH THE MICROSCOPE, 



BY LIONEL S. BEALE, F.R.S., 



TREASURER AND FORMERLY PRESIDENT OF THE ROTAL MICROSCOPICAL SOCIETY. 



TBE FIFTH EDITION. 

 Strongly bound and enlarged to 530 pages, with 100 Plates, some of which are Coloured. 



• HA-K-Risoisr uft.3srx5 sonsrs, fa-ll 3S/3^a.lij- 



KOYAL MI CBOSCOPICA L SOCIETY. 



MEETINGS FOE 1884, at 8 p.m. 



Wednesday, January . . . . 9 



„ Febeuaey . . . . 13 



(^Annual Meeting for Election of 



Officers and Council.') 



„ March .. ..12 



„ April 9 



Wednesday, May . . 

 „ June . . 



„ October 



„ November 



„ December 



14 

 11 

 8 

 12 

 10 



THE "SOCIETY" STANDARD SCREW. 



The Council have made arrangements for a further supply of Gauges 

 and Screw-tools for the " Society " Standard Screw for Objectives. 



The price of the set (consisting of Gauge and pair of Screw-tools) is 

 12s. M. (post free 12s. lOd.). Applications for sets should be made to the 

 Assistant-Secretary. 



For an explanation of the intended use of the gauge, see Journal of the 

 Society, I. (1881) pp. 548-9. 



FOR SALE, A LARGE BINOCULAR MICROSCOPE, 



Jy Eoss, but little used. 7 Objectives, 4 in. to Jg^th ; complete Set of Eye-pieces, A t( 

 r ; Apparatus, &c. ; in Two Mahogany Cabinets. Will be sold at less than half-cost. 



On view at Eotal Miceoscopioal Society's Libraey, King's College, W.C. 



ADVERTISEMENTS FOR THE JOURNAL. 



Mr. Chaeles Blenoowe, of 75, Chancery Lane, W.C, is the authorized 

 Agent and Collector for Advertising Accounts on behalf of the Society. 



