222 MECHANICS. 



CUMMING (ALEXANDER). The elements of clock and watch-work, 

 adapted to practice. 4 London, 1766. 



D. 



D'ALEMBERT (J. LEROND). See Alembert (J. Lerond d'). 

 DALENCE ( ). See Anonymous. Traitez des barometres, &c. 



12 1688. (Chemistry.) 



DALL' ARMI (GIOVANNI). See Armi (G. dall'). 

 DANDELIN (G.). Cours de statique ; ou science des forces, dont les 



effets sur un meme systeme se detruisent reciproquement. 8 Liege, 



1830. 



DATI (CARLO). See Timauro Antiate. 

 DAUBUISSON de VOISINS (J. FR.). See Aubuisson de Voisins (J. 



Fr. d'). 

 DEAL (J. N.). Essai sur la theorie de 1'audition, et vues nouvelles sur 



la composition de 1'atmosphere. 8 Paris, 1827. 

 DECESSART (L. A.). See Cessart (L. A. de). 

 DECHALES (L. FR. MILLIET). See Milliet Dechales (C. F.). 

 DEGAULLE (J. B.). Construction d'un nouveau compas azimutal, 



&c. See Degaulle (J. B.). Construction et usage d'un nouveau com- 

 pas, &c. 8 1779. (Astronomy.) 

 DEIDIER ( ). La mechanique generale ; contenant la statique, 1'airo- 



metrie, 1'hydrostatique et 1'hydraulique, pour servir d'introduction aux 



sciences physico-mathematiques. 4 Paris, 1741. 

 DELACAILLE (N. G.). See Lacaille (N. G. de). 

 DELACROIX ( ). See Lacroix ( de). 

 DE LA FAILLE (JOHANNES). See Faille (J. de la). 

 DE LA FERTE (DENIS-PIERRE-JEAN PAPILLON). See Papillon de 



Laferte (D. P. J.). 



DE LA HIRE (PHILIPPE). See Lahire (P. de). 

 DELMONTE (Guio' UBALDO.). See Monti (G.). 

 DELOYNES de la COUDRAYE ( ). See Lacoudraye Deloynes 



( de )- 



DELUC (J. A.). Histoire critique du barometre ; experiences rela- 

 tives a la mesure des hauteurs. See Deluc (J. A.). Recherches sur 

 les modifications de 1'atmosphere, &c. 4 1772. (Chemistry.) 



DENSTON (R. L.). A new theory of the atmosphere; containing the 

 rising and falling of the mercury in the barometer ; the cause of gravi- 

 tation and acceleration of the velocities of falling bodies, clearly ex- 

 plained without the supposed pressure of the atmosphere or universal 

 attraction of matter. 8 Birmingham, 1807. 



DEPARCIEUX (ANTOINE). See Parcieux (A. de). 



DESAGULIERS (JEAN-THEOPHILE). See Mariotte (E.). The motion 

 of water. 8 1718. 



DESCARTES (RENATUS). Musicse compendium. 4 Amstelodami, 

 1656. 



Excellent compendium of musick, with necessary and judicious 



animadversions thereupon, by a person of honour [W.Brouncker]. 4 

 London, 1653. 



DIGGES (THOMAS). Of the art of great artillery ; viz. the explanation 

 of the definitions and questions propounded in his Stratiaticos and Pan- 

 tometria concerning great ordinance and his theorems thereupon ; to- 

 gether with certain expositions and answers thereunto by R. Norton. 

 4 London, 1624. 



