[456 ]On the Earths in our Solar System, by Emanuel Swedenborg. London, 1840, p. 59.

[457 ]Philosophical Transactions of the Royal Society for 1795, p. 66.

[458 ]Theology, by Timothy Dwight, LL.D. London, 1836, p. 91.

[459 ]Astronomy and General Physics, by William Whewell, M.A. London, 1836, p. 269.

[460 ]Astronomical Discourses, by Thomas Chalmers, D. D., LL.D. Edinburgh, 1871, p. 23.

[461 ]A Defence of Poetry, in ESSAYS, etc., by Percy Bysshe Shelley. London, 1852, i. 48.

[462 ]Physical Theory of Another Life. London, 1836, p. 200.

[463 ]The Plurality of Worlds, the Positive Argument from Scripture, etc. London (Bagster), 1855, p. 146.

[464 ]Elements of Physics, by Neil Arnott, M.D., F.R.S. London, 1865, part ii. p. 684.

[465 ]Historical Account of Astronomy, p. 520.