The position finder, the principle of electronic survey position finding and a directory of position finding systems
Subtitle: VLF Omega, Loran C., Precise electro-magnatic position finding [and] distance measuring systems, navigation satellite receiving systems, laser, infra-red and sonic position finding systems.
Contributors: Jeffery, C. B.; Andrews, A. G.
Edition: 2d ed.
Published: 1971
Place of publication: Ottawa
Language: eng
Subjects: Electronics in position finding
Notes: To be kept up-to-date by revisions.

Includes bibliographies.