ber of the Institution of Electrical Engineers and Associate Member of
Instiution of Civil Engineers; Consulting Engineer to the Government
Iceland; Hon. Member of Council and past Vice-President of the
Acetylene Association; and past Vice-President of the Aeronautical
"Transit and "Power,"
Institute. Author of Articles on

and the Engineers' Dictionary," for the Harmsworth
Educator"; and of "Acetylene: What It Is." for

the Acetylene Association; and other works. Also

author of "The War and the Great World

Change to Follow";

". How to Protect

our Soldiers"; "The Secret of

Divine Protection"; "True

Prayer for Doctors";
"Man's Powers and

Work"; etc., etc.

FIFTH EDITION.

LONDON:

THE CRYSTAL PRESS, LIMITED,

91, REGENT STREET, W. I.

1920.

LIFE UNDERSTOOD