sixes & sevens:
1917 A174
sixes & sevens:
1917 B225
sixes & sevens:
1917 B421
sixes & sevens:
1918 A572
sixes & sevens:
1918 A90
sixes & sevens:
1918 B225
sixes & sevens:
1918 B421
sixes & sevens:
1918 E351
sixes & sevens:
1919 A-572
sixes & sevens:
1919 B-421
sixes & sevens:
1919 D-703
sixes & sevens:
1919 D-880
sixes & sevens:
1919 D1-970
sixes & sevens:
1919 H-720
sixes & sevens:
1919 K-400
sixes & sevens:
1919 K-815
sixes & sevens:
1919 R-54
sixes & sevens:
1919 R-127
sixes & sevens:
1919 R1121
sixes & sevens:
1919 S-222
sixes & sevens:
1919 S-590
sixes & sevens:
1919 S-677
sixes & sevens:
1920 A572
sixes & sevens:
1920 A90
sixes & sevens:
1920 J403
sixes & sevens:
1920 R401
sixes & sevens:
1920 T419
sixes & sevens:
1920: T54
sixes & sevens:
1921 *
sixes & sevens:
1921 A1-063
