ASTRONOMY. 135 



COLLINS (JOHN). Geometrical dyalling, or dyalling performed by a 

 line of chords only, or by the plain scale, being a full explication of 

 divers difficulties in the works of S. Foster ; also a collection of divers 

 things from the works of Clavius. 4 London, 1659. 



. The mariners plain scale new plain'd, or, a treatise shewing the 



ample use of a circle equally divided, or of a line of chords of equal 

 parts, divided into 3 parts; 4 pts. in 1 vol. 4. London, 1659. 



. The description and uses of a general quadrant with the horizontal 



projection upon it inverted. 4 London, 1658. 



. The sector on a quadrant, or a treatise containing the description 



and use of four several quadrants, each of them accommodated for dyall- 

 ing, resolving all proportions, and finding the hour and azimuth uni- 

 versally, also an appendix touching reflected dyalling. 4 London, 

 1659. 



COLOMBE (LODOVICO delle). Discorso nel quale si dimostra che la 

 nuova stella apparita 1' ottobre passato 1604 nel Sagittario non e cometa 

 ne stella generata, 9 creata di nuovo, ne apparente, mauna di quelle che 

 furono da principio nel cielo. 4 Firenze, 1606. 



COLOMBO (CRISTOFORO). Elogio. See Anonymous. Elogi storici, &c. 

 4 1781. 



COMEYRAS (VICTOR.) See Bailly (J. S.). Histoire de 1'astronomie. 

 8 1805. 



COMMANDINUS (FEDERICUS). See Aristarchus Samius. De magni- 

 tudinibus...Solis et Lunae. 4 1572. 



8 1688. 



In planisphaerium Ptolomaei commentarius. See Commandinus (F.). 



Planisphaerium, &c. 4 1558. (Mathematics.} 



. Liber de horologiorum descriptione. See Ptolemaeus (C.). Liber 



de analemmate. 4 1562. (Mathematics.) 



COMMISSIONERS OF LONGITUDE. See Almanacks. Nautical (the) 

 Almanac. 8 1766- 



CONDAMINE (C. M. de la). See Lacondamine (C. M. de). 



CONDORCET (M. J. ANT. NIC. CARITAT de). Sur le systeme du 

 monde. See Condorcet (M. J. A. N. C. de). A M. d'Alembert, &c. 4 

 1768. (Mathematics.) 



Eloge d'Euler. See Euler (L.). Lettres a une princesse d'Allemagne. 



8 1812. (Miscellaneous.) 



CONDORCET (M. J. ANT. NIC. CARITAT de), JOMBEHOLFF ( ), 

 et HENNERT (J. F.). Dissertations sur la theorie des cometes qui 

 ont concouru au prix propose par 1'Academie Royale des Sciences et 

 Belles-Lettres de Prusse, pour 1'annee 1777, et adjuge en 1778. 4 

 Utrecht, 1780. 



CONNOISSANCE DES MOUVEMENS CELESTES. See Lieutaud 

 (J.). 



CONNOISSANCE DES TEMPS. See Lieutaud (J.). 



CONTI (ANDREA). See Calandrelli (G.) et Conti (A.). Opuscoli astro- 

 nomici. 4 1808. 



COOKE (JAMES) and BAYLY (W.). The original astronomical obser- 

 vations made in the course of a voyage to the Northern Pacific Ocean 

 for the discovery of a north-east or north-west passage. 4 London, 

 1782. 



COPERNICUS (NICOLAUS). Vita. See Gasscndus (P.)- Tychonis 

 Brahei...vita. 4 1655. 



. Astronomia instauratu, libris sex comprchcn^a, qui dc rcvolutioui- 





