Possible Clues:

• Hoyden
• Peppermint Patty, for one
• Rowdy girl
• Atypical girl, grave with minimal yen to admit love
• A girl who likes to climb trees, e.g
• Rough girl
• Tree-climbing female, stereotypically
• Girl who might dislike dolls
• Girl with the character of a lad
• Girl who covers old doctor with trifle?