1
by Pringle, Arthur Stanley
Published 1912
W. Green

2
by Porter, Charles
Published 1921
Sanitary Pub. Co., Ltd

3
by Potts, Harold Edwin
Published 1921
University Press

4
by Gow, William
Published 1921
MacMillan

5
by Scott, Leslie Frederic
Published 1920
Clarendon Press

6
by Merriam, Ralph
Published 1914
LaSalle Extension University

8
by Patton, John Woodbridge
Published 1909
R. Welsh

9
by Patton, John Woodbridge
Published 1909
R. Welsh

10
by Jones, Eugene Andrew
Published 1916
J. Byrne and Co

12
by Scott, Austin Wakeman
Published 1915
Harvard University Press

14
by Schaub, Lincoln Frederick
Published 1921
Macmillan

17
by Ringo, Alvan Linus
Published 1902
Bankers' Stationery Supply

18
by Ringo, Alvan Linus
Published 1903
Bankers' Stationery Supply

20
by Macarthur, Walter
Published 1918
J.H. Barry