Measuring circles & spheres.
Contributors: Ely Area Resource Organisation.; Leapfrogs Limited.
Series: Network. a mathematics treatment; Network
Publisher: EARO for Leapfrogs
Published: 1977
Place of publication: Ely (Resource and Technology Centre, Back Hill, Ely, Cambs.)
Language: eng
Number of pages: 21
Subjects: Circle.; Sphere.
Notes: One leaf printed on both sides.

ISBN 0-905531-08-6 (Leapfrogs).