Part 2

3. THE SUN ON SEPT. 22, 1870 6

4. THE SUN ON SEPT. 26, 1870 7

5. THE SUN ON SEPT. 19, 1870 8

6. THE SUN ON SEPT. 20, 1870 8

7. THE SUN ON SEPT. 21, 1870 9

8. THE SUN ON SEPT. 22, 1870 9

9. THE SUN ON SEPT. 23, 1870 10

10. THE SUN ON SEPT. 26, 1870 10

11. NASMYTH’S WILLOW LEAVES 11

12. THE CACTUS TYPE 12

13. EQUATORIAL TELESCOPE AND PROJECTION 13

14. POLARIZING EYE-PIECE 14

15. SPOT OF SEPT. 21, 1870 15

16. SPOT OF MARCH 5, 1873 15

17. SUN ON MARCH 5, 1873 18

18. “THE PLUME” SPOT OF MARCH 5 AND 6, 1873 19

19. TYPICAL SUN-SPOT OF DECEMBER, 1873 21

20. FROST CRYSTAL 23

21. CYCLONE SPOT 24

22. SPOT OF MARCH 31, 1875 25

23. CIRROUS CLOUD 27

24. SPOT OF MARCH 31, 1875 28

25. TYPICAL ILLUSTRATION OF FAYE’S THEORY 29

26. SPOT OF OCT. 13, 1876 30

27. PHOTOGRAPH OF EDGE OF SUN 31

28. FACULA 33

29. LUNAR CONE SHADOW 36

30. TRACK OF LUNAR SHADOW 39