Osborne, B M. (1917). "Baby" Helen Marie Osborne fan response card and envelope, 1917.
ISBD Citation"Baby" Helen Marie Osborne fan response card and envelope, 1917 . — 1917. — (Paul Gregg collection of fan letters)
MLA CitationOsborne, Baby Marie. "Baby" Helen Marie Osborne Fan Response Card and Envelope, 1917.1917.
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