Leonard Stone signed card; he was  "Farnum" in "Space Beauty" & "Farnum" in "A Day at the Zoo".  Obtained through purchase.  Above is a photo from the actual episode of "A Day at the Zoo"; this episode involves a Circus master who captures 20th century people for his traveling exhibit...Those captures are the Robinsons.  In Space Beauty, Farnum is back and tries to get Judy to sign up for a Beauty Contest.  If she won't sign, he'll lose his soul.