[ xvi J 
VI. 0)1 the Occlusion of Oxygoi cmd Hydrogen hy Platinum Black. — Part II. By 
Ludwig Mond, Ph.D., F.R.S., William Ramsay, Ph.D., F.R.S., and John 
Shields, D.Sc., Ph.D ... page 129 
VII. The Sensitiveness of the Retina to Light and Colour. By Captain W. de W. 
Abney, C.B., {late] R.E, D.C.L., F.R.S . 155 
VIII. Total Eclipse of the Sun, 1896. —The Novaya-Zemlya Observations. By Sir 
Geoege Baden-Powell, K.C.M.G., M.P. Communicated hy J. Noeman 
Lockyee, C.B., F.R.S. . 197 
IX. A Dynamical Theory of the Electric and Luminiferous Medium. — Part III. 
Relations with ALaterial Media. By Joseph Laemoe, F.R.S., Felloiv of 
St. Johns College, Cambridge . 205 
X. Bakeeian Lectuee. —-O/i the Mechanical Equivalent of Heat. By Professor 
Osboene Reynolds, F.R.S., and W. H. Mooeby, Al.Sc., late Felloiv of 
Victoria, University and 1851 Exhibition Scholar . 301 
XL On the Distribution of Frequency {Valuation and Correlation) of the Barometric 
Height at Divers Stations. By Kael Peaeson, F.R.S., and Alice Lee, 
B.A., B.Sc . 423 
XII. Cathode Rays and some Analogous Rays. By Selvanus P. Thompson, D.Sc., 
F.R.S . 471 
Lndex to Volume . 491 
Erratum 
493 
