Helicopter operations of the Geological Survey of Canada
Series: Its Bulletin; 54; Bulletin (Geological Survey of Canada) ;; 54.
Publisher: Dept. of Mines and Technical Survey, Canada
Published: 1959
Place of publication: [Ottawa]
Language: eng
Number of pages: 60
Subjects: Helicopters.; Geology -- Field work.; Geology -- Canada -- Maps.; Photographic surveying.; Geology -- Canada -- Surveys.
Genres: Maps.
Notes: Includes bibliographies.
Abstract in English and French.