Titles: The Whirling Crystal
Cage, Portrait & The Prisoner of Canton.
Date: 1907
Size: 6 x 3 inch on window card stock.
Lithographer: Strobridge Lithography, Cincinnati, Ohio.
These widow cards were issued by Kellar as Thurston was about to
take over his show. Thus the quote on the card reads "will be
the Greatest". When the show was taken over by Thurston in
1908, his subsequently printed material read, "is the
Greatest".
