774 
Index. 
Murray (John) on the Distribution of 
Volcanic Debris over the Floor of 
the Ocean, 247. 
Musical Note, Periodic Variation of 
Intensity of, 736. 
Neaves (The Hon. Lord), Obituary 
Notice of, by Sir Alexander Grant, 
603. 
Neill Prize for the triennial period 
1874-77 awarded to Dr Traquair, 
549. 
Nerve Cords in Marine Annelids, 372, 
Newman (David) on some Physical 
Experiments relating to the Func- 
tion of the Kidney, 648. 
Nichol (J. W.) on the Volcanoes of 
the Hawaiian Islands, 110. 
Nicholson (Professor Alleyne) on 
New Forms of Palaeozoic Corals, 
149. 
Nickel, The Electric Conductivity of, 
by C. Michie Smith and J. Gordon 
MacGregor, 120. 
Note. — Periodic Variation of Intensity 
of Musical Note, 736. 
Obituary Notices : — 
Aitken (David), D.D., 14. 
Auld (John), 4. 
Begbie (Dr James Warburton), 
209. 
Bennett(Professor John Hughes), 
15. 
Brongniart (Adolphe Theodore), 
229. 
Bryce (David), Architect, 216. 
Bryce (Dr James), 514. 
Coventry (Andrew), Advocate, 
506. 
Crawford (Dr Thomas Jackson), 
17. 
Drummond (Rev. David Thomas 
Ker), 518. 
Drummond (George Stirling 
Home), 218. 
Dundas (Sir David), of Dunira, 
508. 
Ehrenberg (Christian Gottfried), 
230. 
Gordon (Lewis D. B.), 212. 
Harvey (Sir George), 205. 
Jardine (Sir William), 20. 
Keddie (William), 520. 
Laycock (Professor Thomas), 
223. 
Le Verrier (Urbain Jean Joseph, 
489. 
Obituary Notices — continued — 
Logan (Sir Wm. Drummond), 9. 
Login (Thomas), 205. 
Lyell (Sir Charles), 6. 
Macdonald (Professor William), 
22 . 
Mackenzie (Donald, Lord), 23. 
Meldrum (Edward), 4. 
Motley (John Lothrop), 508. 
Neaves (The Hon. Lord), 503. 
Pictet (Adolphe), 227. 
Remusat (Charles, Comte de), 4. 
Russel (Alexander), 219. 
Sinclair (Archdeacon John), 24. 
Talbot (W. H. Fox), 512. 
Tweeddale (George, Marquis of), 
225. 
Wheatstone (Sir Charles), 11. 
Ocean. — Distribution of Volcanic De- 
bris over the Floor of the Ocean, by 
John Murray, 247. 
On the Manganese Nodules 
found in the bed of the, by J Y. 
Buchanan, 287. 
On Relative Percentages of the 
Atmosphere and the Ocean, which 
would flow into a given Rent in 
Earth’s Surface, 333. 
Ocean Circulation, by John Aitken, 
394. 
Ocean Water, Note on the Specific 
Gravity of, by J. Y. Buchanan, 
283. 
See Sea-Water. 
Oligoclase, 393. 
Operations, Note on an Infinitude of, 
by Thomas Muir, 359. 
Orthoclase, 393. 
Orthogonal Isothermal Surfaces, by 
Professor Tait, 170. 
Ossian. — Is the Gaelic Ossian a Trans- 
lation from the English ? by Pro- 
fessor Blackie, 151. 
Palseozoic Corals. See Corals. 
Paton (Mr), Potentials required for 
Sparks of a Holtz Machine, 170, 
332. 
Perigon Versor, On the Properties of 
the, by G. J. P. Grieve, 149. 
Phonograph. — Letter from H. E. 
Rosevelt, Esq., to the President, 
describing the Phonograph, 548. 
Remarks on the Phonograph, 
by Professor Fleeming Jenkin and 
Mr J. A. Ewing, 579, 582, 714. 
Pictet (Adolphe), Obituary Notice of, 
227. 
