302 pages
English language
Published 1916 by G.P. Putnam's Sons; [etc., etc.].
302 pages
English language
Published 1916 by G.P. Putnam's Sons; [etc., etc.].
A series of lectures delivered at the University of Cambridge in 1913 and 1914, according to the Preface the text is pretty close to unchanged from the text of the lectures.
The twelve chapters are entitled:
There is also an Index.