PATRONS 
OF 
THE YORKSHIRE PHILOSOPHICAL SOCIETY. 
HIS GRACE THE ARCHBISHOP OF YORK. 
EARL OF CARLISLE. 
EARL OF TYRCONNEL, F.G.S. 
VISCOUNT MORPETH. 
EARL FITZ WILLI AM, F.R.S. 
LORD STOURTON. 
LORD WHARNCLIFFE. 
OFFICERS OF THE SOCIETY. 
PRESIDENT : 
Earl Fitzwilliam, F.R.S., F.S.A., &c. kc» 
VICE-PRESIDENTS : 
Earl of Tyrconnel, F.G.S. 
Rev. John Graham. 
Jonathan Gray. 
Wm. Hatfeild, F.G.S. 
Eustachius Strickland. 
Jonah Wasse, M.D, 
TREASURER: 
Jonathan Gray. 
