On a Convenient Method of Expressing Micrometrically the Relation Between English and Metric Units of Length on the Same Scale. (Proc. Am. Assoc. for Advancement of Science, Aug. 1881; XXX. 116.) On a Method of Reducing Different Catalogues of Stars to a Homogeneous System. (Id. XXXI. 11.) On the Performance of a New Form of Level Invented by Mr. John Clark of the U. S. Coast Survey. (Id. XXXI. 14.) Plane v. Cylindrical Surfaces. (Mechanics, No. 31, p. 90.) A Study of the Problem of Fine Rulings with Respect to the Limits of Naked Eye Visibility and Microscopic Resolution. (4m. Monthly Microscopical Journal, Sept. 1882, p. 165.) A Comparison of the Harvard College Observatory Catalogue of Stars for 1875.0 with the Fundamental Systems of Auwers, Safford, Boss, and Newcomb. (Memoirs of the Am. Acad. of Arts and Sciences, X. 389–429.) On the Conditions of Success in the Construction of Standards of Length and in their Subdivision into Equal Parts. Read before the American Society of Microscopists at the meeting held at Elmira, N. Y., Aug. 1882. (Mechanics, Oct. 27, 1882 and later.) By Arthur Searle. On Certain Zodiacal Phenomena. (Astronomische Nachrichten, XCIX. 91, 369; CII. 263. Science Observer, July, 1882; IV. 4.) Standard Public Time. By Leonard Waldo. (Observatory Circular, 1877.) Engineer's Instruments and their Adjustments. Boston, pp. 40, 1. 8o. On the Longitude of Waltham, Mass., Nov. 1877. (Proc. Am. Acad. of Arts and Sciences, XIII. 175.) A Lecture on Telling the Time. (Bulletin of Essex Institute, Feb. 1878; X. 40.) Note on the Measurement of Short Lengths. Feb. 1878. (Proc. Am. Acad. of Arts and Sciences, XIII. 352.) Observations of the Satellites of Mars, and of Double Stars. (Astronomische Nachrichten, XCII. 87.) Meridian Observations of Mercury at its Transit. May 5-6, 1878. (Id. XCII. 361.) Observations of the Satellites of Saturn. (Id. XCIV. 339.) Report of the Observations of the Total Solar Eclipse, July 29, 1878, made at Fort Worth, Texas. Cambridge, 1879. 4°. Articles "Transit," "Sextant," "Telescope," "Ruling Machine," "Time Signals," "Mural Circle," "Zenith Telescope." (Johnson's New Universal Cyclopaedia, New York, 1877-78.) Description of a New Position Micrometer. (Am. Journ. of Science and Arts, July, 1880; 3d Ser. XX. 49.) On the Adaptation of the Opera Glass to Extremely Myopic Eyes. (N. Y. Ophthalmological Journal, 1880.) By Winslow Upton. Observations of Minor Planets. [W. Upton and W. A. Rogers, observers.] (Astronomische Nachrichten, XCIII. 171.) Determination of the Orbit of (185) Eunike. (Id. XCIV. 51.) By O. C. Wendell. Observations of Comet c 1879 (Swift). (Astronomische Nachrichten, XCVI. 21.) Observations of Comets 1881 V. and 1881 VIII. (Id. CI. 231.) By J. Rayner Edmands. Geodetic Formulae. (Appalachia, July, 1880; II. 135.) Report of Councillor of Topography. (Id. July, 1880; II. 161.) Geodetic Formulae. [Second Paper.] (Id. Dec. 1881; II. 351.) The Mountains between Saco and Swift Rivers: [With map.] (Id. June, 1882; III. 57.) By S. C. Chandler, Jr. Elements of Comet b 1881. (Astronomische Nachrichten, C. 121.) Observations and Elements of Barnard's Comet, 1881 VI. (Id. CI. 57.) On the Periodicity of Comet (Denning) 1881 V. (Id. CI. 93.) On the Variability of DM. +23° 1599. (Id. CII. 139.) On Sawyer's Variable, DM. +1° 3408. (Id. CII. 371.) On the Telegraphic Transmission of Astronomical Data. (Science Observer, Aug. 1881; III. 65.) Letter to the Astronomische Gesellschaft on the Science Observer Code, (Vierteljahrsschrift der Astronomischen Gesellschaft, 1881, XVI. 344.) Elliptic Elements of Comet () 1881- Denning. (Science Observer, Dec. 1881; III. 91.) On a New Variable Star in the Constellation Cetus. (Id. March, 1882; III. 105.) On Sawyer's Variable, DM. +1° 3408. (Id. July, 1882; IV. 11.) On the Period of R Hydrae. (Will appear shortly.) By Edward C. Pickering. The following list contains the titles of similar works of my own during the same period, including those of an official character, describing the work of the Observatory, as well as those containing the results of special researches. The Micrometer Level. (Appalachia, June, 1877; I. 138.) Address of the Vice-President, Section A. (Proc. Am. Assoc. for Advancement of Science, Aug. 1877; XXVI. 63.) (Vierteljahrsschrift der Annual Report of the Director of Harvard College Observatory, presented to the Visiting Committee November 26, 1877. Cambridge, 1877. 8°. Report on the Progress of the Zone Observations. Astronomischen Gesellschaft, 1877, XII. 290.) Annual Report of the Director of Harvard College the Visiting Committee November 14, 1878. Cambridge, 1879. 8°. Observatory, presented to The Cosine Galvanometer. (Nature, Jan. 1879; XIX. 217.) Stellar Magnitudes. (Astronomische Nachrichten, XCV. 29. Nature, May, 1879; XX. 14. Astronomical Register, XVII. 175.) Thirty-fourth Annual Report of the Director of the Astronomical Observatory of Harvard College. Presented to the Visiting Committee December 5, 1879. Cambridge, 1880. 8°. Report on the Progress of the Zone Observations. (Vierteljahrsschrift der Astronomischen Gesellschaft, 1879, XIV. 387.) Observations of the Satellites of Mars. [E. C. Pickering, O. C. Wendell, A. Searle, and F. Waldo, observers.] (Astronomische Nachrichten, XCVII. 115, 145.) Light of Webb's Planetary Nebula. (Nature, Feb. 1880; XXI. 346.) Dimensions of the Fixed Stars, with especial reference to Binaries and Variables of the Algol Type. (Proc. Am. Acad. of Arts and Sciences, June, 1880; XVI. 1.) Two New Planetary Nebulae. (Nature, Aug. 1880; XXII. 327.) Novel Celestial Object. (Id. Sept. 1880; XXII. 483.) New Planetary Nebulae. (Am. Journal of Science, Oct. 1880; CXX. 303. The Observatory, March, 1881; IV. 81.) Thirty-fifth Annual Report of the Director of the Astronomical Observatory of Harvard College, presented to the Visiting Committee December 6, 1880. Cambridge, 1881. 8°. Variable Stars of Short Period. (Proc. Am. Acad. of Arts and Sciences, Feb. 1881; XVI. 257. The Observatory, Aug. - Oct. 1881; IV. 225, 264, 284.) Observations of Comet III. 1869. (Astronomische Nachrichten, XCIX. 95.) Observation of the Solar Eclipse of Dec. 30, 1880. (Id. XCIX. 107.) The Companion of Sirius. (Id. XCIX. 219.) Photometric Magnitude of Jupiter's Satellite III. (The Observatory, April, 1881; IV. 113.) Large Telescopes. (Proc. Am. Acad. of Arts and Sciences, April, 1881; XVI. 364. Nature, Aug. 1881; XXIV. 389.) Photometric Measurements of the Variable Stars B Persei and DM. 81° 25, made at the Harvard College Observatory. [E. C. Pickering, Arthur Searle, and O. C. Wendell, observers.] (Proc. Am. Acad. of Arts and Sciences, April, 1881; XVI. 370.) Objects remarkable for their Colors or Spectra. (Astronomische Nachrichten, XCIX. 375.) New Variable Star in Puppis. (Id. C. 13.) Comet 1881, III. (Science, July, 1881; II. 329.) Report of the Committee on Standards of Stellar Magnitude. (Proc. Am. Assoc. for Advancement of Science, Aug. 1881; XXX. 1.) Thirty-sixth Annual Report of the Director of the Astronomical Observatory of Harvard College, presented to the Visiting Committee, November 10, 1881. Cambridge, 1882. 8°. Report on the Progress of the Zone Observations. Vierteljahrsschrift der Astronomischen Gesellschaft, 1881, XVI. 317.) Reply to inquiries regarding Time Balls. (Professional Papers of the Signal Service, No. 5, p. 24.) Stars with peculiar spectra, discovered at the Astronomical Observatory of Harvard College. (Astronomische Nachrichten, CI. 73.) Order of Brightness of Stars. (English Mechanic and World of Science, Nov. 1881; XXXIV. 278.) Remarkable Star Spectrum; New Planetary Nebula. (Science, Dec. 1881; II. 581. Copernicus, Dec. 1881; I. 242.) The Pleiades. (Astronomical Register, Feb. 1882; XX. 40.) Variable Stars. (English Mechanic and World of Science, Feb. 1882; XXXIV. 542.) Photometric Observations of Planets and of Jupiter's Satellite III, made at the Harvard College Observatory. (Astronomische Nachrichten, CII. 151.) Photometric Observations of the Satellites of Mars, 1881-82. [E. C. Pickering and O. C. Wendell, observers.] (Id. CII. 193.) The Meridian Photometer. (Monthly Notices of the R. Astr. Society, June 1882; XLII. 365.) Photometric Comparisons of Lunar Objects. (Selenographical Journal, JulyAug. 1882; V. 53, 57.) Erratum in Observations of Comet Wells, 1882. (Astronomische Nachrichten, CII. 223.) Photometric Measurements of Sawyer's Variable (DM. +1° 3408), and its Comparison Stars. (Id. CIII. 61.) New Planetary Nebulae. (Id. CIII. 95, 165) |