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 PROCEEDINGS OF THE SOCIETY. 



Meeting of 9th April, 1884, at King's College, Steand, W.C, 

 THE President (the Eev. W. H. Dallinger, F.E.S.) in the 

 Chair. 



The Minutes of the meeting of 12tli March last were read and 

 confirmed, and were signed by the President. 



The List of Donations (exclusive of exchanges and reprints) re- 

 ceived since the last meeting was submitted, and the thanks of the 

 Society given to the donors. 



From 

 Hinde, G. J. — Catalogue of the Fossil Sponges in the Geological 



Department of the British Museum (Natural History). 



248 pp. and 38 pis. 4to, London, 1883 The Trustees. 



Microscope by Chevalier Mr. W. Forgan. 



Martin, B. — System of Optics, xxiv. and 295 pp., xxxiv. pis. 



8vo, London, 1740 Ditto. 



Collection of Australian Keptiles and Amphibia Mr. W. E. Pickels. 



Portrait of H. J. Slack, Esq Mr. Slack. 



The President said that since their last meeting they had received 

 an intimation from the R. Accademia dei Lincei of Eome, of the 

 death of Signer Quintino Sella, who as President of the Academy 

 was one of their ex- officio Fellows. He proposed that a vote of con- 

 dolence should be forwarded to the Academy expressing the sympathy 

 of the Society with the Academy in the loss of their illustrious 

 President. 



Dr. Anthony having seconded the proposal, it was carried 

 unanimously. 



The President proposed that as they were favoured by the presence 

 of Dr. Carpenter, who intended to deal with the subject of binocular 

 vision in the Microscope, the other business on the agenda should be 

 postponed. This was approved by acclamation. 



Dr. Carpenter then addressed the meeting " On the Physiology of 

 Binocular Vision with the Microscope," illustrating the subject by 

 some large photographs, drawings on the black-board, &c. He said : — 



The reason of my venturing to offer to the Society the views which 

 I entertain upon the subject specified as the title of this communi- 

 cation, is that in the last number of the ' Journal ' of the Eoyal Micro- 

 scopical Society, at the end of a paper by Prof. Abbe, a doctrine is 

 put forward on the nature of Stereoscopic vision with the Microscope, 

 which appears to me to be inconsistent with our knowledge of the 

 physiology, and also with our experimental knowledge of the pheno- 



