Footnotes:
[18] Physico-Theology by the Rev. Wm. Derham.
[55] See Frontispiece to this Chapter, p. [36].
[85] See Frontispiece to this Chapter, p. [74].
[133] This plan was brought before the notice of the British Association for the advancement of Science in the year 1840.
[155] Harvey’s Meteorology, in the Encyclopædia Metropolitana.
[181] One of the stones which fell at L’Aigle, on being analysed by Thenard, gave—
| Silica | 46 per cent. |
| Magnesia | 10 |
| Iron | 45 |
| Nickel | 2 |
| Sulphur | 5 |
[210] See Frontispiece to this Chapter, p. 190.