Posted By:
Butch & Co.Carlton, thanks for the Marshall appraisal and the additional close-up of the impressed mark.
We posted on both the eBay "Collectibles" and "Pottery" forums, but haven't yet elicited
any useful feedback except for someone who posted a link to this August 2005 Hunt auction page:
http://preview.tinyurl.com/3efkqq
So the design is clearly based on a circa 1910 lithograph, although that still doesn't speak
to how long (if at all) after 1910 the plate was executed...