Chitty, J., II, [323].
Chiu-chang, Suan-shu, II, [67].
Christian Evidence Society, I, 270.
Christie, I, 27.
Christmann, I, 272, 272.
Church question, I, 62.
Church, The word, II, [30].
Circle squarers. (See Squaring the Circle.)
Circulating media of mathematics, I, 107.
Ciruelo. (See Sanchez.)