No. 11. Report of bibliographer and librarian. 24pp. [Includes a list of publications of the U.S. Signal Service from 1861 to July 1, 1891.]
No. 12. Report of supply and miscellaneous division. 22pp.
No. 13. Changes in signal service stations, and annual meteorological summaries for 1890. 101pp.
No. 14. Temperature data, 1890, from signal service and voluntary observers. 133pp.
No. 15. Precipitation data, 1890, from signal service and voluntary observers. 67pp.
No. 16. Dates of the first and last killing frosts for the season 1890-'91. 10pp.
No. 17. International pressure and storm charts. By A. W. Greely. 31pp., 25 charts.
—— —— Charts showing "average monthly cloudiness" in the United States. Prepared under direction of A. W. Greely, chief signal officer. Washington, 1891. 12 charts, folio.
—— —— Charts showing "isobars, isotherms, and winds" in the United States for each month from January, 1871, to December, 1873. Prepared under direction of A. W. Greely, chief signal officer. Washington, 1891. 36 charts, 4o.
—— —— Charts showing the "probability of rainy days," prepared from observations of eighteen years. Prepared under the direction of A. W. Greely, chief signal officer. Washington, 1891. 12 charts, folio.