776 
Index. 
Remarks on Professor Guthrie’s Com- 
munication on this subject, by Pro- 
fessor Tait, 729. 
Marbles j their Weathering, 531. 
Marriages, Probabilities of their being 
Fruitful, by Thomas Bond Sprague, 
202 . 
Marsden (Dr R. Sydney) on the Diffu- 
sion of an Impalpable Powder into a 
Solid Body, 712. 
Note on Graphitoid Boron and 
the Production of Nitride of Boron, 
733. 
Masks from New Britain or New Ire- 
land, 635. 
Maxwell (Sir William Stirling), Obit- 
uary Notice of, 20. 
Maxwell (J. C.). See Clerk-Maxwell. 
Mercaptan, 87. 
Mesoplodon Layardii and Mesoplodon 
Sowerbyii, the Form and Structure 
of their Teeth, by Professor Turner, 
250. 
Metamorphic Rocks, 76. 
Metaphosphate of Trimethyl-sulphine, 
253. 
Methylamine, another Method of Pre- 
paring, by Dr R. Milner Morrison. 
275. 
Micas of Scotland, 64. 
Macranthropes and Micranthropes, their 
Geometry, 659. 
Microphone — Note on the Wire 
Microphone, by Dr R. M. Ferguson, 
700. 
Miller (Thomas) of Barskimming, Lord 
Justice -Clerk, President at First Meet- 
ing of the Society in 1783, 317. 
Mills (Dr Edmund J.), Researches in 
Thermometry, 562. 
Milne-Home (David) of Milne-Graden, 
LL.D., submits Fifth Boulder Re- 
port, 113 ; his Remarks on the Fifth 
Boulder Report as to Boulders on 
Pentland Hills, 192; in Morayshire, 
193; in Islands of the West Coast 
and part of Mainland, 193 ; Rock 
Surfaces, 195 ; Sub-Marine Banks, 
195. 
his Contribution to the Sixth 
Boulder Report, 577 ; his Remarks 
after Presenting the Sixth Boulder 
Report, 624. 
on Striated Rocks in East 
Lothian and in some adjacent Coun- 
ties, 256. 
his Address on Presenting the 
Makdougall-Brisbaue Prize for the 
period 1876-78 to Professor Geikie, 
272. 
Minding’s Theorem, Quartemion Inves- 
tigations connected with, by Professor 
Tait, 200. 
Further Researches on, by Pro- 
fessor Tait, 272. 
Two Methods of Arriving at 
Minding’s Result. First Method, 
398; Second Method, 398, by Pro- 
fessor Chrystal. 
Mineralogy of Scotland, The Micas, by 
Professor Heddle, 64. 
Molgula, 719, 721. 
Molgulidse, 458. 
Moncreiff (The Right Hon. Lord) elected 
President of the Society, 315; Delivers 
Introductory Address for Session 1879— 
80, 316. 
Moray Firth, Transportation of Rocks 
found there, by William Jolly, 178, 
193, 620. 
Morrison (Dr R. Milner) on another 
Method of preparing Methylamine, 
275. 
on Peroxides of Zinc, Cadmium, 
Magnesium, and Aluminium, 706. 
Muir (Thomas) on Alternants, 102. 
Murray (John) on the Structure and 
Origin of Coral Reefs and Islands, 
505. See Coral Reefs. 
Muscovite or Muscovy Glass, 64. 
Navigational Sounding Machine, by J. 
Y. Buchanan, 694. 
New Ireland or New Britain, Masks 
from, 635. 
Nicholson (John), Letter as to Salmon 
Disease, 235, 237. 
Nicol (Professor James), Obituary Notice 
of, 352. 
Nicol (W. W. J.), the Action of Sulphide 
of Potassium upon Chloroform, 425. 
Nodal Tesseral Oscillations of Water, 
96. 
Non-Intersectors, 664. 
Obituary Notices of : — 
Adie (Alexander James), 329. 
Bernard (Claude), 6. 
Blackwood (John), 329. 
Clerk-Maxwell (Professor James), 
331. 
Colledge (Dr Thomas Richardson), 
339. 
Coxe (Sir James), 15. 
Cunningham (James), W.S., 13. 
Dallas (Emslie W.), 340. 
Dove (Professor Heinrich Wilhelm), 
356. 
Fleming (Dr J. G.), 346. 
Fries (Elias Magnus), 10. 
