80 



GENERAL SCIENCE. 



Bedford, Arthur. Horse mathematics vacua? ; or a Treatise of the 

 Golden and Ecliptick Numbers ; containing a method for finding 

 the change of the Moon [and] the eclipses ; of the fractions of 

 square and cube roots. 8°. London, 1743. 



Bedford, James. New Theories of the Universe, explaining how Sun, 

 Moon, Stars, &c. are formed. 8°. London, 1854. 



Bedos de Celles, Frangois. La Gnomonique pratique, ou l'arfc de tracer 

 avec la plus grande precision les Cadrans solaires. Nouvelle 

 edition. 8°. Paris, 1790. 



Bedwell, Wilhelm. Mesolabium Architectonicum, that is, a most rare 

 and singular Instrument for the measuring of Plaines and Solids 

 by the foote, invented by Thomas Bedwell, and now published, and 

 the use thereof declared, by W. B., his nephew. 



4°. London, 1659. 



Beechey (Admiral) F. W. Narrative of a Voyage to the Pacific and 

 Beering's Strait to co-operate with the Polar Expeditions, per- 

 formed in H.M.S. Blossom in 1825-28. New edition. 



2 vols. 8°. London, 1831. 



Remarks upon the Tidal Phenomena of the River Severn, and 



a description of the Strata passed through in boring into the bed 

 of the river. Folio. London [1849]. 



Tables showing the Direction and Rate of the Stream through- 

 out the Irish Channel, adapted to Holden's Tide Tables, from the 

 Observations of Captain Beechey, R.N. 8°. Liverpool, 1851. 



Address to the Royal Geographical Society 1856. 8°. London. 



The Use of the Lead, or, How to correct the Soundings, with 



an Explanation of the General Set of the Tides in the Irish Sea, 

 the English Channel, and the North Sea. 8°. London, [1857]. 



and Beechey, H. W. Proceedings of the Expedition to explore 



the Northern Coast of Africa, from Tripoly eastward, in 1821 and 

 1822. 4°. LondoD, 1828. 



Beer, August. Einleitung in die hohere Optik. 



8°. Braunschweig, 1853. 



Grundriss des Photometrischen Calciiles. 



8°. Braunschweig, 1854. 



Tractatus de Theoria mathematica Pheenomenorum in Liquidis 



actioni gravitatis detractis observatorum. 4°. Bonnse, 1857. 



Beer, Joseph. Repertorium aller bis zu Ende des Jahres 1797 erschie- 

 nenen Schriften iiber die Augenkrankheiten. (Bibliotheca Ophthal- 

 mica). 3 vols, in 2. 4°. Wien, 1799. 



Beer, Wilhelm, und Madler, J. U. Der Mond nach seinen kosmischen 

 und individaellen Verhaltnissen, oder allgemeine vergleichende 

 Selenographie. 4°. Berlin, 1837. 



Beitrage zur physischen Kenntniss der himmlischen 



Korper im Sonnensysteme. 4°. Weimar, 1841. 



Prospectus d'une Carte de la Lune. 4°. 



