First Edition, November 1883. 

 Second ,, February 1889. 

 Third ,, May 1893. 

 Fourth June 1895. 

 Fifth ,, June 1896. 



Reprinted, February 1897. 

 Sixth Edition, May 1898. 



Reprinted, November 1898. 

 Seventh Edition, May 1899. 

 Eighth ,, June 1900. 



Reprinted, December 1900. 

 ,, May 1901. 



,, June 1902. 

 ,, / 1903. 

 Ninth Edition, 1905. 

 Tenth ,, 1906. 



Reprinted, March 1907. 

 Eleventh Edition, 1909. 



Reprinted, January 1911. 

 Twelfth Edition, 1913. 



Reprinted, May 1914. 

 Thirteenth Edition, 1921. 



