1933/05/16 1933/05/15 ... FS
FS 520
1933/05/15 1933/05/16 ... FS 521
FS
FS 523
Painted in blue with very little red used in each pattern ... FS
1933/05/16 1933/05/15 ... FS 525
Painted in blue with very little red used in each pattern ... FS 526