0809 



Clocks 



0809 



electricity applied to. Gumpel, C. G. Elect. 



3 (1863) 135-. 

 electromagnetic. Wheatstone, (Sir) C. B. S. 



P. 4 (1840) 249-. 



. Secchi, A. Palomba Kac. 2 (1846) 353-. 

 . Brande, W. T. B. I. P. 1 (1851-54) 



109-. 

 equalisation of arcs. Hardy, W. Nicholson 



J. 14 (1806) 387-; 21 (1808) 51-. 

 for giving electric signals. Pennock, H. W. 



Science 3 (1884) 243. 

 going-fusee, new construction. Airy, G. B. 



[1840] Camb. Ph. S. T. 7 (1842) 217-. 

 with heavy pendulum, Nice Observatory. Cornu, 



A. Cg. Int. Chron. (1900) 47-. 

 historic, at Courtrai. Houzeau, J. C. [1885] 



Ciel et Terre 6 (1885-86) 1-, 72. 

 improvements. Stampfer, S. Wien Jb. Pol. 



I. 20 (1839) 78-. 

 . Clausen, T. [1844] St. Pet. Ac. Sc. Bll. 



3 (1845) 145-. 



. Brit. Ass. Comm. B. A. Ep. (1880) 56-. 

 influence of attraction between weights and 



pendulum. Reid, T. Nicholson J. 33 (1812) 



92-. 

 . K..H. Nicholson J. 34 



(1813) 146-. 

 friction. Sang, E. Edinb. N. Ph. J. 19 



(1835) 129-. 

 luni-solar attraction. Gaillot, A. Bll. 



As. 1 (1884) 217- ; C. E. 98 (1884) 893-. 

 magnet. Harvey, G. Edinb. J. Sc. 6 



(1827) 288-. 

 magnetic action. Ellis, W. Ph. Mg. 25 



(1863) 325-. 

 temperature. Boswell, J. W. Nicholson 



J. 10 (1805) 70-. 

 . Brioschi, C. Mil. Effem. As. (1812) 



irregularity due to electrification. Baumgartner, 



A. von. Baumgartner Z. 1 (1826) 299-. 

 isochronous. Reid, T. Tilloch Ph. Mg. 45 



(1815) 464-. 

 Japanese, Science and Art Museum, Dublin. 



Rambaut, A. A. [1889] Dubl. S. Sc. P. 6 



(1888-90) 332-. 

 pendulum. Walker, Ez. Tilloch Ph. Mg. 36 



(1810) 81-. 

 . Barnard, F. A. P. Am. As. P. (1858) 



, advantages of small arc. Sang, E. Edinb. 



N. Ph. J. 15 (1833) 137-. 

 , amplitude. Walker, Ez. Nicholson J. 2 



(1802) 76-, 273-. 

 , centrifugal. Anon, (vi 629) Hermbstadt 



Bll. 9 (1811) 350-. 

 , . Clausen, T. Crelle J. 5 (1829) 



314-. 

 , circular error. Mohr, C. F. Dingier 81 



(1841) 38-. 

 clock, conversion of motion into equable 



motion of rotation. Jones, R. L. As. S. M. 



Not. 12 (1851-52) 150-. 

 , Galileo's. Schalk, W. C. L. van. Z. 



Instk. 7 (1887) 350-, 428. 

 , Harris's, erected in 1641 ; and rate of 2 



clocks. Reid, T. Tilloch Ph. Mg. 45 (1815) 



178-. 



pendulum clock, Huygens as inventor of. 



Swinden, J. H. van. Amst. Vh. 3 (1817) 



27- ; Edinb. Ph. J. 6 (1822) 197- ; 7 (1822) 



35-. 

 , invention. Wolf, R. Ziir. Vjschr. 32 



(1887) 9-. 



.conical. Foucault,L. C. E. 25 (1847) 154-. 

 , electrically maintained. Fery, C. C. E. 



130(1900) 1248- ; Cg.Int. Chron. (1900) 69-; 



As. Fr. C. E. (1900) (Pt. 2) 467-. 

 , , Campiche. Dary, G. [1900] Sc. 



Abs. 4 (1901) 95-. 

 , improvement. Verneuil, . Dijon Se\ 



Ac. (1823) 50-. 

 , isochronism. Nippoldt, W. A. D. Nf. Vh. 



(1896) (Th. 2, Hdlfte 1) 39-. 

 , lengthening, without stopping clock. Lowry, 



T. J. [1874] Calif. Ac. P. 5 (1875) 426. 

 , motion of support caused by. De/orges, (le 



comm.) . Cg. Int. Chron. (1889) 191-. 



rods of deal. Walker, Ez. Tilloch Ph. Mg. 

 33 (1809) 30- ; 34 (1809) 3-. 



W0 od. Baily, F. Tilloch Ph. Mg. 



65 (1825) 41-. 



suspension. Spellier, L. H. Franklin I. 

 J. 80 (1880) 47-. 



, testing motion. Newcomb, S. (x) As. 



Nr. 81 (1873) 319-. 

 , tubular. Troughton, E. Nicholson J. 9 



(1804) 225-. 

 , , Troughton's. Schnitter, W. [1807] 



Bode As. Jb. (1810) 184-. 

 in vacuo, use of corrections from arc. Walker, 



Ez. Nicholson J. 3 (1802) 35-. 

 , variation in vibration. Walker, Ez. Tilloch 



Ph. Mg. 40 (1812) 293-. 



of wood. Beaufoy, M. Thomson A. Ph. 

 15 (1820) 176- ; 3 (1822) 406- ; 11 (1826) 

 161-. 



. Braddock, J. Madras J. 7 (1838) 



108-. 

 pendulum's first application to. Veladini, G. 



Mil. Mm. I. Lomb. 5 (1856) 219-. 

 . Alberi, E. N. Cim. 8 (1858) 



369-. 

 and pendulums, history. Fossati, E. Ev. Sc.- 



Ind. 23 (1891) 10-, 28-. 



pendulums, invariable. Boswell, J. W. Nichol- 

 son J. 10 (1805) 70-. 

 , (Boswell). G., J. Nicholson J. 15 



(1806) 84-. 

 perpetual, working by the tide. Faultier, L. 



Cg. Int. Chron. (1900) 193-. 

 protection from variations of temperature and 



pressure. Faye, H. A. E. C. E. 25 (1847) 



375-. 

 rate adjustment. Ellis, W. Obs. 20 (1897) 



411-. 

 , in partial vacuum. Carrington, R. C. 



[1872] As. S. M. Not. 33 (1873) 51-. 

 , (Carrington). Robinson, T. R. 



As. S. M. Not. 33 (1873) 121-. 

 regulation. Ball, R. S. [1877] Ir. Ac. P. 3 



(1883) 66-. 

 , electric. Ritchie, F. J. [1878] Sc. S. 



Arts T. 10 (1883) 30-. 

 , . Aron, . Elekttech. Z. 7 (1886) 353-. 



106 



