The number of things
Subtitle: Pythagoras, geometry, and humming strings.
Edition: [1st ed.]
Publisher: Dutton
Published: 1964
Place of publication: New York
Language: eng
Number of pages: 189
Subjects: Pythagorean theorem -- Juvenile literature.
Genres: Juvenile literature.
Other titles: Pythagoras, geometry and humming strings.
Notes: Bibliography: p. 181.