First Edition, May 1898
Reprinted July and September 1898, January 1899
New Revised Edition, 1900. Reprinted January 1901
New Edition, April 1903
Reprinted August 1903, October 1904
Revised and Enlarged Edition, August 1907
Reprinted March 1908, August 1909, March 1911, March 1912
Revised and Enlarged Edition, May 1914
Revised and Enlarged Edition, October 1917
Reprinted January 1918, February 1919
ALL RIGHTS RESERVED
