Professional papers of the Signal service, no. 1-16, 18

17 v. in 4. : 29 cm. + At head of title: United States of America. War department Prepared under the direction of W.B. Hazen, chief signal officer Namely-1. Report on the solar eclipse of July, 1878 / by Cleveland Abbe -- 2. Isothermal lines of the United States, 1871-80 / by A.W. Greely -- 3. Chronological list of auroras observed from 1870-79 / compiled by A.W. Greely -- 4. Report of the tornadoes of May 29 and 30, 1879, in Kansas, Nebraska, Missouri and Iowa / by J.P. Finley -- 5. Information relative to the construction and maintenance of time-balls / compiled by Winslow Upton -- 6. The reduction of air-pressure to sea level, at elevated stations west of the Mississippi river / by H.A. Hazen -- 7. Report on the character of six hundred tornadoes / by J.P. Finley -- 8. Recent mathematical papers concerning the nations of the atmosphere, part 1: The motions of fluids and solids on the earth's surface / by W. Ferrel; reprinted with notes by F. Waldo -- 9. Charts and tables showing geographical distribution of rainfall in the United States / prepared by H.H.C. Dunwoody -- 10. Signal service tables of rainfall and temperature compared with crop production / prepared by H.H.C. Dunwoody -- 11. Meteorological and physical observations on the east coast of British America / by Orray Taft Sherman -- 12. Popular essays on the movement of the atmosphere / compiled by William Ferrel -- 13. Temperature of the atmosphere and earth's surface / prepared by William Ferrel -- 14. Charts of relative storm frequency / by John P. Finley -- 15. Researches on solar heat and its absorption by the earth's atmosphere, a report of the Mount Whitney expedition / prepared by S.P. Langley -- 16. Tornado studies for 1884 / by J.P. Finley -- 18. Thermometer exposure / by H.A. Hazen