Main Series
Most of the Postcards have a description written on the face in white and are numbered.
A few of the cards have niether a number nor a description.   All of the cards have a reference to Byron Harmon on the reverse.

1-50
500-549
951-999
51-100
550-599
1000-1050
101-150
600-650
1051-1099
151-200
651-699
1600-3000
201-250
700-750
Horizontal Unnumbered 1.
251-300
751-799
Horizontal Unnumbered 2.
301-350
800-850
Vertical Unnumbered
351-400
851-899
No Title
401-499
900-950