0807 



Measurement of Lengths, Areas 



0807 



Steel tapes, long, use in U.S. Coast and Geodetic 



Survey. Woodward, E. S. Am. S. CE. T. 



30 (1893) 81-, 638-. 

 Temperature correction of measurements. 



Stadthagen, H. Z. Instk. 15 (1895) 280-. 

 , measuring instrument independent of. 



Guillemot, . As. Fr. C. E. (1891) (Ft. 2) 



192-. 



variations, measure of length unaltered by. 

 Soleil, H. C. E. 69 (1869) 954. 



under presumably the same condition, 

 importance in length standardisation. Blair, 

 H. W. Science 1 (*1883) 239-. 



Thermometers, comparison, in length standard- 

 isation. (Presidential address, Aug. 1887.) 

 Rogers, W. A. Am. S. Mcr. P. (1887) 5-. 



Thickness, etc. , application of rotating disk or 

 wheel to measurement. Amsler-Laffon, J. 

 Arch. Sc. Ps. Nt. 28 (1892) 362-. 



of cotton yarns, by microscope. Turner, E. 

 H. Manch. Mcr. S. T. (1889) 40-. 



measuring instrument, precise. Halle, G. 

 Z. Instk. 16 (1896) 296-. 



wedge. Schonemann, P. A. Ps. C. 146 



(1872) 612-. 



of quartz plate, optical constants for green 

 mercury light. Mace de Lepinay, J. J. de 

 Ps. 9 (1900) 644-. 



silvered glass, apparatus for measuring. 



Orsted, H. C. Kiob. Ov. (1844) 142-. 

 , pachymeter for measuring. Benoit, 



P. M. N. Pogg. A. 2 (1824) 90-. 

 Thin plates, measurement. Sharp, C. H. A. 



Ps. 3 (1900) 210-. 

 Variation of length of bars under action of their 



own weight. Silbermann, J. T. C. B. 38 



(1854) 825-. 

 Vernier, application. Oliveira,C.B.de. [1854] 



Ev. Brazil. 1 (1857-58) 29-. 



for line or curve with unequal divisions. 

 Artur, J. F. Par. Bll. S. Encour. 50 (1851) 

 676-. 



microscope. Anon. Mcr. S. J. (1900) 

 509-. 



Wave-length of light as standard. Govi, G. 



[1871] Tor. At. Ac. Sc. 7 (1871-72) 115-. 

 . Michelson,A. A.,& Morley, 



E. W. Am. J. Sc. 38 (1889) 181-. 

 sodium light as standard. Michelson, 



A. A., & Morley, E. W. Am. J. Sc. 34 



(1887) 427-. 



lengths, angular, length and spectrometric 

 measurements. Michelson, A. A. Am. J. 

 Sc. 39 (1890) 115- ; Nt. 49 (1893-94) 56-. 



and interferential methods in metrology. 



Michelson, A. A. Par. S. Ps. Se. (1893) 155-. 

 , measurement by. Mace de Lepinay, J. 



C. E. 100 (1885) 1377- ; J. de Ps. 5 (1886) 



405- ; A. C. 10 (1887) 68-. 

 , . Shaw, W. N. Camb. Ph. S. P. 



6 (1889) 100. 

 , . Mace de Lepinay, J. Par. S. 



Ps. Se. (1893) 114- ; A. C. 5 (1895) 210-. 

 , . Perot, A., <& Fabry, C. C. E. 



126 (1898) 1779- ; A. G. 16 (1899) 289-. 

 , of cube in terms of. Fabry, C., Mace 



de Lepinay, J., <& Perot, A. C. E. 128 



(1899) 1317-. 



Wave lengths, value of standard metre in 



terms of. Michelson, A. A. C. E. 116 



(1893) 790-. 

 Wire gauge, standard. Egleston, T., Metcalf, 



W., d- Weeks, Jos. D. [1877] Am. I. Mn. E. 



T. 6 (*1879) 500- . 

 , , new British. Anon. Franklin I. J. 



118 (1884) 95-. 



gauges. Trotter, A. P. Elect. 24 (1890) 

 8-. 



AEEAS [and cross sections], 



(See also Mathematics 0080, 



Instruments.) 



Areas, instrument for. (Tachymeter.) Cairo, 

 G. C. E. 3 (1836) 140, 200, 245-, 384. 



, . ( .) Bertini, M. [1840] Lucca 



At. Ac. 11 (1842) 197-. 



, method of finding. Wiener, A. E. Dingier 

 311 (1899) 131-. 



, sources of error in measurement. Louis, 



0. T. Franklin I. J. 135 (1893) 83-. 

 Cross section of solid body, determination. Zetz- 



sche, E. Schlomilch Z, 4 (1859) 341-. 



wire, calculation in determination of 

 electric resistances. Isaachsen, D. Arch. 

 Mth. Ntvd. 12 (1888) 118-. 



sections and closed plane polygons. Piton- 

 Bressant, L. A. Pon. Chauss. 4 (1892) 

 498-. 



, determination of surfaces. Siegler, . 



A. Pon. Chauss. 1 (1881) 98-. 

 , railway, graphic determination of areas. 



Dubret, . V. Nost. Eng. Mg. 28 (1883) 



Curve and area integrating machine. (Paninte- 

 grimeter.) Kohlmorgen, 0. Z. Instk. 16 

 (1896) 333-. 



Integrator, J. Amsler's, uses in naval archi- 

 tecture. Amsler, A. Nv. Archt. T. 25 



(1884) 189-. 



Integrators, mechanical. Hele Shaw, H. S. 



1. CE. P. 82 (1885) 75-. 



Planimeter (pediometer). Schiereck, P. F. 



Dingier 82 (1841) 251-. 

 . Ingram, E. L. Sch. Mines Q. N. Y. 6 



(1885) 347-. 



, Amsler's. Schmidt, G. Dingier 221 (1876) 



87-; 222 (1876) 584-. 

 , combined. Kloht, F. Z. Instk. 5 (1885) 



, history. Wolf, R. Ziir. Vjschr. 37 (1892) 



111-; 38 (1893)3-. 

 , Petersen's. Lamotte, . Par. S. Ps. Se. 



(1896) 82-. 

 , polar. Lieblein, J. Grunert Arch. 38 



(1862) 146-. 

 , . Kajaba, J. [1882] Wien Ak. Sb. 86 



(1883) (Ab. 2) 635-. 

 , . Hammer, E. Z. Instk. 15 (1895) 



90-. 



, . Bohn, C. Z. Instk. 17 (1897) 54. 

 , , Hamann's. Hammer, E. Z. Instk. 16 



(1896) 361- ; 17 (1897) 96. 

 , , new control arm for. Hammer, E. Z. 



Instk. 17 (1897) 115-. 



98 



