VI 
Contents. 
On the Formation of Certain Lakes in the Highlands. By Dr 
Leon W. Collet, F. Swiss Geol. S., Assistant to Sir John 
Murray, K.C.B., and Dr T. N. Johnston, F.R.S.E. With a 
Note on Two Rock Basins in the Alps, by Dr Leon W. Collet. 
Issued separately April 16, 1906, . .107 
On the Distribution of the Proper Fractions. By Duncan M. Y. 
Sommerville, D.Sc. Communicated by Professor Chrystal. 
Issued separately April 16, 1906, . . .116 
On Vibrating Systems which are not subject to the Boltzmann- 
Maxwell Law. By Dr W. Peddie. Issued separately May 24, 
1906, . . . ... 130 
Some Experimental Results in connection with the Hydro- 
dynamical Theory of Seiches. By Peter White, M.A., and 
William Watson. Issued separately June 11, 1906, . .142 
On the Methods of Standardising Suprarenal Preparations. By 
I. D. Cameron, M.B., D.P.H., Assistant to the Lecturer on 
Physiology, Edinburgh School of Medicine for Women. 
(From the Laboratory of the Royal College of Physicians , 
Edinburgh.) Communicated by Dr D. Noel Paton. Issued 
separately May 21, 1906, . . . . .157 
Neobythites Brucei, Poisson abyssal nouveau recueilli par 
l’Expedition Antarctique Nationale Ecossaise. Note pre- 
liminaire, par Louis Dollo, Conservateur au Musee royal 
d’Histoire naturelle, a Bruxelles. Presentee 'par M. R. H. 
Traquair, M.D., F.R.S., V.P.R.S.E. Issued separately June 
14, 1906, ........ 172 
The Relation between Normal Take-up or Contraction and 
Degree of Twist in Twisted Threads. By Thomas Oliver, B.Sc. 
(Lond. & Edin.), Carnegie Research Fellow. Communicated by 
Dr C. G. Knott. Issued separately June 19, 1906, . .182 
A New Form of Harmonic Synthetiser. By J. R. Milne, B.Sc., 
Carnegie Research Fellow. (With Plate.) Issued separately 
July 12, 1906, ....... 207 
Preliminary Note on the Conductivity of Concentrated Aqueous 
Solutions of Electrolytes. By Professor J. Gibson. Issued 
separately August 29, 1906, ..... 234 
Recherches sur la Glauconie. Par les Drs Leon W. Collet et 
Gabriel W. Lee, assistants cle Sir John Murray, K.C.B. 
Communique par Sir John Murray. (Avec 12 planches et 1 
carte.) Issued separately August 30, 1906, . . . 238 
Notes : — 1. On a Human Skeleton, with Prehistoric Objects, 
found at Great Casterton, Rutland. 2. On a Stone Cist 
containing a Skeleton and an Urn, found at Largs, Ayrshire. 
By Dr Robert Mutiro. With a Report on the Urn, by the 
Hon. John Abercromby ; and on the Skulls, by Professor 
D. J. Cunningham. Issued separately August 31, 1906, . 279 
Note on a rare Dolphin ( Delphinus acutus), recently stranded on 
the Coast of Sutherland. By Sir William Turner, K.C.B., 
F.R.S. (With Plate.) Issued separately August 29, 1906, . 310 
