CATALOGUK. — ASTRONOMY, NAVIGATION, 



371 



Murdoch's Mercatoi's sailing. 4. 

 *Robertson's elements of navigation, by 



Wales. 2 vols. 8. Lond. R. 1. 

 Maskelyne's British mariner's guide. 

 'Nautical sAmanac, with appendices. §. Lond. 

 Tables to be used with the nautical almanac. 



8. Lond. 1802. B. B. 

 Bode Jahrbijcher. 

 Schubert on tlie loxodromic curve. N. A. 



Petr. 1786. IV. H. 95. 

 Betteswoith's naval mathematics. 8. 

 *KeUy's spherics and nautical astronomy. 



Lond. 

 Moore's seaman's daily assistant, 8. 1785. 



R. L 

 Moore's practical navigator. 8. 1796. R- L 

 Nichoho7i's navigator's assistant. 8. 

 Mendoza y Rios Tratado de la navegacion. 



2 V. 4. Madr. 1787. B. B, 

 Mendoza y Rios sur les principaux problemes 



de I'astronomie nautique. Ph. tr. 1797. 



43. 

 Mendoza y Rios's tables for nautical calcu- 

 lations. 4. Lond. 1801, B,B. 

 Mendoza' s nevf iahhs. 4. Lond. 1805. 

 Caluso on navigation upon a spheroid. M. 



Taur. 1788. IV. 325. 1790.V. 100. 

 Schubert on navigation upon a spheroid. 



N. A. Petr. 1790. VII L 140. 

 Lalande Abrege de navigation. 4. Par. 1793. 



Ace. Roz. XLIII. 218. 

 Mackay, Enc. Br. Art. Navigation. 

 Mackai/s navigation. 2 v. 8. Lond. 

 South's marine atlas, f. M. S. R. I. 

 Rochon on nautical astronomy. Journ. Phys, 



XLVII. (IV.) 85. " ' 



Cooke's instrument for calculations in navi- 

 gation. Ir. tr. Repert. IV. 38. 



Instruments for navigation. Montucla and 

 Lai. IV. 509. 



Collections of Observations and 

 Tables. 



Lalande on the use of interpolations in prac- 

 tical astronomy. A. P. I76I. 125. H. 92. 



Lagrange on forming tables from observa- 

 tion only. A. P. 1772. i. 613. H. 83. 



Observations made in Cook's voyage. 

 4. Lond. 1782. R. S. 



Bugge Observationes astronomicae. 4 Co- 

 penh. 1784. R. S. 



* Bradley's observations. 2 vols. f. Oxf. 

 1798, 1805. R. S. 



Corrections, 



Tables for correcting refraction and pa- 

 rallax. 4. R. 1. 



Elements and Epoilm. 

 See fixed Stars. 

 Mercator on Cassini's determination of the 



apogee. Ph.tr. I67O. V. IIG8. 

 Messier. A. P. 1774. 93. 



Saturn's ring 3 leagues thick or less : exterior diameter 

 66737 leagues : breadth 9534. 



Burckhardt's elements of Pallas. Ph. M, 



XIII. 91. 



Distance 21 to 35. That of Ceres 27 to 28. 



Sun. Short makes the sun's apparent diameter 3l'28" 

 to 32' 33": mean Si'f. 



The radius of a sphere equal to the earth is 636937* 

 metres. Laplace. That is 69658OO yards, the "diameter. 

 7915.69 miles. Lalande says, 3268159 toiscs, that Is 

 6966338 yards, which is the radius at 52" J latitude. 



