CONTENTS TO VOLUME XI.

Address by the President, William Swan, LL.D., Emeritus Professor

of Natural Philosophy in the University of St Andrews, .

On the Manufacture of Illuminating Gas from Paraffin Oils. By

Stevenson Macadam, Ph.D., F.R.S.E., F.C.S., F.I.C., &c., Lecturer

on Chemistry, Edinburgh, .

An Account of the Water Supply of Edinburgh. By Alexander

Leslie, M. Inst. C.E., F.R.S.E., &c., Edinburgh. (With Plates),

On a New Form of Ether Microtome. By Charles W. Cathcart,

M.A., M.B., F.R.C.S. Edin. and Eng., Lecturer on Anatomy,

Surgeons' Hall, Edinburgh,

PAGE

1

8

23

43

On a Wind-Pressure Gauge for Ships at Sea. By W. G. Black,

M.D., F.M.S., Edinburgh. (With a Plate),

On a New Arrangement for Preventing Accidents arising from Over-

winding Pit Cages. By Thomas Gillespie, Underground Manager

for the Redding Colliery Company,

Note on a Thermoscope. By Professor William Swan, LL.D.,

F.R.S.E., and P.R.S.S.A., .

On the Practical Measurements of Electric Currents and Electro-

motive Forces. By Professor Blyth, M.A., F.R.S.E., Anderson's

College, Glasgow,

On Photo-Engraving Processes employed in the United States. By

J. P. Suverkrop,

On a New Parallel Liner. By J. P. Suverkrop,

Some Notes of a Trip from Edinburgh to Vancouver's Island, on the

occasion of the driving of the last Spike in the Northern Pacific

Railway. By D. Bruce Peebles, Engineer, Edinburgh,

73

. 75

On the Employment of Diatomaceous and Infusorial Earths in the

Arts and Manufactures. By W. Ivison Macadam, F.C.S., F.I.C.,

Lecturer on Chemistry, School of Medicine, Edinburgh, and Pro-

fessor of Chemistry, New Veterinary College, Edinburgh,

On an Automatic Controller of the Supply of Rain Water for Plants

grown under Glass, in order to maintain its Temperature for

Watering Purposes during long continued and heavy Rains. By

Professor William Swan, LL.D.,

115

128

338315