Magnetic results from Huancayo Observatory, Peru, 1922- December 1947.
By: [By] H. F. Johnston [and others]
Contributors: Johnston, Henry Freeborn, 1888-; Huancayo (Junín, Peru). Instituto Geofísico.
Series: Carnegie institution of Washington. Publication 175 v. 10A-10C; Its Researches,; v. 10A-10C
Published: 1948
Place of publication: Washington
Language: eng
Number of pages: 15
Subjects: Geomagnetism -- Peru -- Huancayo.
Notes: Includes bibliographies.