Related Clues:

• Alias
• Pen name
• Assumed name
• Grouse
• Cologne change
• Nom de plume
• Game bird
• Fictitious name
• Mark Twain, to Samuel Langhorne Clemens
• O. Henry, for one
• Respiratory disease
• Deutsche mark fraction
• Old German coin
• 1/100 of a mark
• Fully feather-footed flier