Kниги автора E Walter 1851-1928 Maunder

Astronomy without a telescope; a guide to the constellations, and introduction to the study of the heavens with the unassisted sight

The Indian eclipse, 1898: report of the expeditions organized by the British Astronomical Association to observe the total solar eclipse of 1898 January 22

The Indian eclipse, 1898: report of the expeditions organized by the British Astronomical Association to observe the total solar eclipse of 1898 January 22