Nate the Great and the musical note /
by Marjorie Weinman Sharmat and Craig Sharmat ; illustrations by Marc Simont.
- New York : Coward-McCann, c1990.
- 46 p. : col. ill.
When Rosamond turns a phone message from Pip's mother into a music lesson with a secret meaning, Nate the Great steps in to solve the mystery.