Transcriber’s Note
Reading edition
The cover image was created by the transcriber and is placed in the public domain.
CAMBRIDGE PAPERS.
MACMILLAN AND CO., Limited LONDON · BOMBAY · CALCUTTA · MADRAS MELBOURNE
THE MACMILLAN COMPANY NEW YORK · BOSTON · CHICAGO DALLAS · SAN FRANCISCO
THE MACMILLAN CO. OF CANADA, Ltd. TORONTO
CAMBRIDGE PAPERS
BY W. W. ROUSE BALL FELLOW OF TRINITY COLLEGE, CAMBRIDGE.
MACMILLAN AND CO., LIMITED ST MARTIN’S STREET, LONDON 1918 [All rights reserved]