Proceedings of the Philosophical Society. 275 



December 15, 1852. — T/ie Pkesidest in the Chair. 



The following were admitted as members, viz. : — Thomas Anderson, 

 Mr. James Young, Mr. Edward Meldrum, Mr. William Nielson, 



The following were elected as members, viz. : — Mr. John L. Dunn, 

 Mr. Robert Mackay, Mr. William Boyd, Mr. William Broom, Mr. 

 Andrew Jackson, Mr. Edward Meikleham. 



Letters were received from the Secretaries of the Royal Society of 

 London, and the Geological Society of London, acknowledging receipt of 

 the last part of the Society's printed Proceedings. 



Mr. Ramsay presented a copy of Lecture, by Dr. Lyon Playfair, on 

 Industrial Instruction on the Continent ; and of Paper by Professor 

 A. C. Ramsay, on the Superficial Accumulation and Surface Markings 

 of North Wales. 



Mr. Bryce read a paper " On the Connection between the Slate Rocks 

 of the South of Scotland and those of the opposite Coast of Ireland." 



January 5, 1853. — The President in the Chair, 



Mr. John L. Dunn, Mr. Robert Mackay, Mr. William Boyd, Mr. 

 William Broom, Mr. Andrew Jackson, jun., and Mr. Edward Meikleham, 

 were admitted members. 



Dr. Thomas H. Rowney, College Laboratory, was elected a member. 



The following were proposed as members, viz. : — Mr. George Donald- 

 son, Mr. James Taylor. 



A letter was received from the Secretaries of the Literary and Philo- 

 sophical Society of Manchester, acknowledging receipt of the last part of 

 the Society's printed Proceedings. 



Mr. W. J. Macquorn Rankine moved that the Society memorialise the 

 Lords of Her Majesty's Treasury, in favour of employing the scale of six 

 inches to a mile, in preparing the maps of the Ordnance Survey in the 

 Counties of Lanark, Ayr, and Renfrew, and also recommending that the 

 levels of the ground be marked by figures at the more important points, 

 and by contour lines. Mr. Liddell seconded the motion, which was 

 agreed to ; and a committee, consisting of Professor William Thomson, 

 Mr. Liddell, Mr. Bryce, Mr. Reid, and Mr. Rankine, was appointed to 

 prepare and transmit the memorial, and also to communicate on the 

 subject with the Provosts of burglis, and tlie Clerks to the Commissioners 

 of Supply, in tlie Western Counties of Scotland. 



Mv. VVilliam Johnson read a paper " On the Patent Laws and their 

 recent changes.'' . 



Mr. Macquorn Rankine rcail a paper " On the General Law of the 

 Transformation of Energy."' The discussion on the latter paper was 

 I'ljourncd till next meeting. 



