BOOKS - POPULAR SCIENCE - Магнитный компас. Исторический ...
US $8.79
962879
962879
Магнитный компас. Исторический очерк
Year: 1956
Number of pages: 34
Format: DJVU | PDF
File size: 10 MB
Number of pages: 34
Format: DJVU | PDF
File size: 10 MB
Indispensable companion of the sailor • Great geographical discoveries • Great magnet • Compass and terrestrial magnetism • Deviation of compass • Gyroscopic compass