INDEX. 725 



K 



KELLAND (Rev. P.). On the plane and angle of polarization of light, reflected at the surface of a 

 crystal, 37. On the theory of waves ; Part II., 101. On the theoretical investigation of the 

 absolute intensity of interfering light, 315. On the vibrations of an interrupted medium, 511. 



Lead, on the action of water upon, 265. 



Light, on the plane and angle of polarization of light reflected at the surface of a crystal, 37- On the 



theoretical investigation of the absolute intensity of interfering, 315. On the property belonging 



to charcoal and plumbago of transmitting, 335. 



M 



MACLAGAN (DOUGLAS, M.D.). On the Bebeeru Tree of British Guiana, 423. 

 M'NEiLL (Sir JOHN). Biographical notice of the late Sir Charles Bell, K.H., 397. 

 Magnetism, account of some additional experiments on terrestrial, 27. 

 Medium, on the vibrations of an interrupted, 511. 



MICHELOTTI (JOANNES.). De solariis in supracretaceis Italiae stratis repertis, 211. 

 MILNE (DAVID, Esq.). Geological account of Roxburghshire, 433. On a remarkable oscillation of the 

 sea, observed at various places on the coasts of Great Britain, in the first week of July 1843, 609. 

 MUSCOB Volitantes, on the optical phenomena, nature, and locality of, 377- 







Oil of Andropogon Calamus-aromaticus, notice concerning the, 639. 



Paracyanogen, on the preparation of, in large quantities, 165. On the isomerism of cyanogen and 



paracyanogen, 173. On the preparation of silica from, 229. 

 Parasitic Vegetable Structures, on the, found growing in living animals, 277- 

 Phakolite, a new mineral of the zeolite family, analysis of, 331. 

 Plague, on the quarantine classification of substances, with a view to the prevention of, 307. 



Q 



Quarantine Classification of Substances, on the, with a view to the prevention of the plague, 307. 



E 



Retina, on the representation of solid figures by the union of dissimilar plane pictures on the, 349. 

 ROBISON (Sir JOHN.). Testimonial and thanks of the Society accorded to him in acknowledgment of 



his long services as General Secretary, 680 and 681. 

 Roxburghshire, geological account of, 433. 



s 



Salmon, on the growth of, 343. 



Sea, on a remarkable oscillation of the, observed at various places on the coasts of Great Britain, 609. 



Sea-Trout, on the growth and migrations of the, of the Sol way, 369. 



