Circular 200.] 
l^orksbire IRaturalists' lanion 
IPresiDent : 
W. EAGLE CLARKE, F.R.S.E., Edinburgh. 
ptcsibcnUlBlcct : 
C. CROSSLAND, F.L.S., Halifax. 
Rev. Wm. Fowler, M.A., Liversedge. 
H. Clifton Sorby, LL.D., F.R.S., etc., Sheffield. 
John Gilbert Baker, F.R.S., F.L.S., Kew. 
Rt. Hon. Lord Walsingham, M.A., F.R.S., Thetford, Norfolk. 
Rev. W. H. Dallinger, LL.D., F.R.S., etc., London. 
Sir Ralph Payne Gallwey, Bart., M.B.O.U., Thirkleby Park. 
Wilfrid H. Hudleston, M.A., F.R.S., London. 
Henry Eeles Dresser, F.L.S., F.Z.S., London. 
R. H. Tiddeman, M.A., F.G.S., Oxford. 
Robert Braithwaite, M.D., F.L.S., London. 
Prof. W. Boyd Dawkins, M.A., F.R.S., Manchester. 
Prof. Sir Michael Foster, K.C.B., Sec. R.S.. Cambridge. 
William West, F.L.S., Bradford. 
George T. Porritt, F.L.S., F.E.S., Huddersfield. 
Prof. Percy F. Kendall, M.Sc, F.G.S., Leeds. 
W. Denison Roebuck, F.L.S., Leeds. 
A H. Pawson, J. p., F.L.S., F.G.S.. London. 
G. W. Lamplugh, F.R.S., F.G.S., London. 
1bon. Secretary : 
T. SHEPPARD, F.G.S., Municipal Museum, Hull. 
THE 200TH MEETING 
AND 
45th HNNURL MEETING, 
WILL BE HELD AT 
YORK, 
Including an Excursion to ACOMB, for the British 
Botanical Association's Grounds, 
ON 
SATURDAY, December 15th, 1906. 
RAILWAY ARRANGEMENTS.— Through return tickets at pleasure 
party rates will be issued at all stations on the G.C., G.N., H. & B., L. & Y., 
L. & N.W., Midland, and N.E. Railways, which have booking arrangements for 
