[D] In the Philos. Trans. for 1795, p. 91, 92.

[E] This is mentioned by Sir William Hamilton himself, p. 105.

[F] See Philos. Trans. for 1795, p. 104, 105.

[G] See Lowthorp's Abridgement of the Philos. Trans. Vol. II. p. 143.

[H] Philos. Trans. Vol. XLIX. p. 510.

[I] Philos. Trans. Vol. LIII. p. 54.

[J] Condamine's Journal, p. 57.

[K] In his Experiments, p. 35.

[L] Pyramidographia, Vol. I. 89-91.

[M] Lib. 5.