494 
secretary's report. 
A. W. Harker, M.A., F.G.S., " Petroloo-ical Notes on tlie Boulders of 
Flamborougli Head." 
J. R. Dakyns, F.G.S. of H.M. Geological Survey, "On the Changes 
of the Lower Carboniferous Rocks in Yorkshire from South to 
North." 
B. Holgate, F.G.S., " On Some Physical Properties of Coal." 
B. Holgate, F.G.S. , "On the mode of Deposition and Properties of 
the Carboniferous Strata of Leeds and District." 
William Cash, F.G.S., &c., and James Lomax, "On the Structure of 
Lepidophloios." 
The meeting of the British Association for the Advancement of 
Science has been held this j^ear at Leeds, and the members of this 
Society have taken much interest in its proceedings. A large and 
varied series of scientific papers were contributed to the sections by its 
members, and the interest attached to the meeting was enhanced 
by the services they rendered ' at the excnrsions. On Saturday, 
September 6tli, a special train was run to Bridlington to enable 
members of the Association to visit Flamborougli Head and Speeton, 
Mr. G. W. Lamplough taking charge of the Speeton section and 
Mr. James W. Davis guiding the party to Flamborough. Mr. R. H. 
Tiddeman, F.G.S., of H.M. Geological Survey, and the Rev. Edward 
Jones, President of the Craven Naturalists' Association, conducted a 
party to Skipton, Craven, and Thorp, and the opportunity was taken 
to visit the Elbolton Cave, which is in process of exploration. 
On the following Thursday a large party, under the guidance of 
Mr. J. E. Bedford, F.G.S., and the Rev. E. Maule Cole, M.A., F.G.S., 
visited (Jlapham, Ingieborough, and Norber ; and on the same day a 
party, organised by the Yorkshire Naturalists' Union, spent the day 
at Malham and Gordale. The geological section of the members was 
conducted by Mr. R. H. Tiddeman and Mr. James W. Davis. A party 
visited Scarborough and Middlesborough, guided by Mr. J. W. 
Woodall, M.A., F.G.S., of Scarborough ; Mr. T. W. Tew, J.P., 
conducted a party at Pontefract ; and Mr. W. Horne, F.G.S., had 
charge of a company of members through Wensleydale. Mr. Richard 
Reynolds officiated in a similar capacity at Beverley, and Mr. Edmund 
Wilson was the leader of a party of nearly one hundred to Cox wold, 
Byland and Rievaulx Abbey and to Helmsley. 
