CONTENTS. v ii 



XXXIX. On a Remarkable Oscillation of the Sea, observed at various places 

 on the Coasts of Great Britain, in the first week of July 1843. 

 By DAVID MILNE, Esq., Page 609 



XL. Notice concerning the Indian-Grass Oil, or Oil of Andropogon 

 Calamus-aromaticus. By THOMAS GEORGE TILLEY, Esq., 

 Phil. D. Communicated by Dr CHRISTISON, . . . 639 



XL'I. On the Existence of an Osseous Structure in the Vertebral Column 



of Cartilaginous Fishes. By JAMES STARK, M.D., F.R.S.E., 643 

 XLII. On the Conversion of Relief by Inverted Vision. By Sir DAVID 



BREWSTER, K.IL, D.C.L., F.R.S., and V.P.R.S. Edin., . 657 

 XLIII. On the Knowledge of Distance given by Binocular Vision. By 

 Sir DAVID BREWSTER, K.H., D.C.L., F.R.S., $ V.P.R.S., 

 Edin., .......... 663 



Proceedings of the Extraordinary General Meetings, and List of Members 

 elected at Ordinary Meetings, since November 23, 1840, . . 679 



List of the present Ordinary Members, in the order of their Election, . 692 



List of Non-Resident and Foreign Members, elected under the Old Laws, 699 



List of Honorary Fellows, ........ 700 



List of Fellows Deceased, Resigned, and Cancelled, from 1840 to 1844, 702 



List of Donations, continued from Vol. XIV. p. 731, . . . 703 



