Fred Seibert:
Cartoon Hangover Postcard Series 38.1
Fred Seibert:
Cartoon Hangover Postcard Series 38.2
Fred Seibert:
Cartoon Hangover Postcard Series 38.3
Fred Seibert:
Frederator Postcard Series 38.1-2
Fred Seibert:
Frederator Postcard Series 38.2-2
Fred Seibert:
Frederator Postcard Series 38.3-2
Fred Seibert:
Frederator Postcard Series 38.4
Fred Seibert:
Frederator Postcards Series 38.5
Fred Seibert:
Frederator Postcard Series 38.6 [unpublished]
Fred Seibert:
Frederator Postcard Series 38.7
Fred Seibert:
Frederator Postcard Series 38.8