366 The Philosophical Society of Glasgow. 



Februa/ry 9, 1859. — The Peesident in the Chair. 



Mr. Mortimer Evans, Mr. Thomas Menzies, and Mr. Alexander 

 Sime, were elected members. 



Mr. Harvey exhibited an apparatus for signaUing on shipboard, and 

 also a new construction of Bilge Pump. 



A communication was read from Dr. Ross, Busby, containing notices 

 of a survey of part of the Middle Island of New Zealand, by Mr. 

 John Buchanan. 



The President read a paper on the Composition of some Mineral 

 Phosphates. 



February 23, 1859.— Mr. Habt, Vice-President, in the Chair. 



Mr. Henry D. Eogers, Professor of Natural History in the Uni- 

 versity of Glasgow, was elected a member of the Society by acclama- 

 tion. Mr. Eobert Lumsden was elected a member. 



Mr. Laurence Hill read a paper " On the PuriEcation of the Clyde, 

 or the Utilisation of the Sewage of Glasgow." 



The Society instructed the Council to appoint a committee to inquire 

 into the practicabUity of Mr. Hill's plan. 



March 9, 1859. — The Peesident in the Chair. 

 Professor William Thomson read a paper " On Telegraphic Signals 

 through Submarine Conductors," and exlubited the apparatus invented 

 by him for the Atlantic Telegraph. 



March 23, 1859. — The Pbesident in the Chair. 

 Mr. John Henry Macfarlane was elected a member. 

 Professor Rogers read a paper " On Fossil Footmarks." 

 Mr. John Downie described a new design for " River Steamers of 



Improved Construction for Passenger Traffic," illusti-ated by a model 



and diagrams. 



April 6, 1859. — De. Brtce in tlie Chair. 

 Dr. Donald Dewar and Mr. H. Constable were elected members. 

 Dr. Francis H. Thomson read " Notes on Copper Smelting." 



April 20, 1859. — Peofessoe Macqttorn Rankine, Vice-President, 

 in the Chair. 

 Mr. Thomas Currie Gregory read a paper " On Canada : its Physical 

 Features and Main Channels of Internal Communication." 



