Vl CONTENTS. 



PART II. (1897-98.) 



m MBER PAGE 



2 P 



IX. On the Definite Integral — r / e~ 2 dt, with Extended Tables of Values. 



By J as. Burgess, CLE., LL.D., F.R.S.E., . . . .257 



X. The Relations between the Coaxial Minors of a Determinant of the Fourth 



Order. By Thomas Mum, LL.D., . . . . .323 



XL Chapters on the Mineralogy of Scotland. Chapter VII 1. — Silicates. By 

 M. Foster Heddle, M.D., Past President of the Mineralogical 

 Society of Great Britain, Emeritus Professor of Chemistry in the 

 University of St Andrews, ...... 341 



XII. The Absolute Thermal Conductivity of Nickel. By T. C. Baillie, M.A., 

 B.Sc., Assistant Lecturer and Demonstrator in Physics, University 

 College of North Wales, Bangor. (With a Plate), . . .361 



XIII. The Old Red Sandstone of the Orkneys. By John S. Flett, M.B., B.Sc. 



(With a Map), ....... 383 



XIV. On Torsional Oscillations of Wires. By Dr W. Peddie. (With Two 



Plates), ........ 425 



XV. The Strains produced in Iron, Steel, Nickel and Cobalt Tubes in the 



Magnetic Field. Part II. By Professor C. G. Knott, D.Sc, F.RS.E. 

 (With Two Plates), ....... 457 



XVI. On the Path of a Rotating Spherical Projectile. II. By Professor 



Tait. (With a Plate), . . . . . .491 



PART III. (1898-99.) 



XVII. On the Further Anatomy and the Budding Processes of Cephalodiscus 

 dodecaloplms (M'Intosh). By Arthur T. Masterman, B.A., D.Sc, 

 F.R.S.E., Lecturer and Research Fellow in the University of St 

 Andrews. (With Five Plates), ..... 507 



XVIII. On Steam and Brines. By J. Y. Buchanan, F.R.S., . . . 529 



XIX. On a Silurian Scorpion and some additional Eurypterid Remains from 

 the Pi'iitlnnd /fills. By Malcolm Laukie, B.A.. D.Sc. (With Five 

 Plates), . ...... 575 



