[232] See Vol. II, page 91, note [187].
[233] Mason made a notable balloon trip from London to Weilburg, in the Duchy of Nassau, in November, 1836, covering 500 miles in 18 hours. He published an account of this trip in 1837, and a work entitled Aeronautica in 1838.
[234] William Harrison Ainsworth (1805-1885) the novelist.
[235] On this question see Vol. I, page 326, note 2 {701}.
[236] Major General Alfred Wilks Drayson, author of various works on geology, astronomy, military surveying, and adventure.
[237] Hailes also wrote several other paradoxes on astronomy and circle squaring during the period 1843-1872.
[238] See Vol. I, page 43, note 8 {33}.
[239] See Vol. I, page 43, note 7 {32}.
[240] "Very small errors are not to be condemned."
[241] He seems to have written nothing else.