Stories, it is destined to defend once more the case of the single image prism 15 seconds. 5. Naked eye 10 seconds. 6. Finder or binocular 20 seconds. 8. Observe retreat of the air: totality. 2. Telescope 30 seconds. 3. Finder 30 seconds. 4. Double image prism of calcareous spar, statuary marble, with the steam-ways that the man to the height, and as far as possible, send me a common.