How a compass works
By: [authors, William and Brigette Ruskin ; consultants, Helene Huculak and Bjorn Kjellstrom ; graphics and art, Heisley Design].
Contributors: Ruskin, Brigette, joint author.; Heisley Design (Firm)
Publisher: Christopher Compass
Published: 1980
Place of publication: Colorado Springs, Colo
Language: eng
Number of pages: 40
Subjects: Compass -- Juvenile literature.; Compass.
Description: Describes how a compass works and how it is used.
Notes: Practice compass inserted in pocket.