The Astronomical Observatories of Jai Singh c24.s1.t2.10

c24.s1.t2.10

See also DELAMBRE, SÉDILLOT, etc., below; also FOCARD, *Paraphrase de l'Astrolabe*, 1555; CLAVIUS, *Gnomonices*, 1581, and *Astrolabium*, 1593; and list in MORLEY'S *Plan. Astr.*, p. 46. For Arabic-Persian works on the astrolabe (which are exceedingly numerous), see SUTER'S *Math. u. Astr. der Araber*. Persian lithographed text-books are fairly common. See also PRATT, J. A. S. B., 1842, xi, 720-721; MORGAN, *Archæologia*, 1851, xxx, 259-264; LECKY, *Monthly Notices, R. A. S.*, xxxiv, 120; also CHAUCER'S *Treatise on the Astrolabe* (A.D. 1691) and SKEAT'S and BRAE'S notes thereon; L. EVANS, *Arch. Jour.* 1911, 221 f.