On the Law of Facility of Errors of Observations, and on the Method of Least Squares. London, Strangeways 1872. 4°. 50 p. Pbck. (Dedication by the author on frontcover, private stamp on frontcover, with crease).- Offprint from Memoirs of the Royal Astronomical Society, Vol. XXXIX.- "Glaisher's first astronomical paper also typified his interest: 'The law of the Facility.', publisheed in the Memoirs of the Royal Astronomical Society for 1872. This paper was inspired by a historical note in an American Journal giving Robert Adrian credit for the independent dicovery of Gauss's law of errrors. A.R. Forsyth labels it, along with a paper on Jacopo Riccati's differential equation and one on the history of plus and minus signs, as 'classical'. (DS

GLAISHER, James Whitbread Lee