lication of water in southern California,
Pt. I, by J. B. Lippincott. 1902. 95 pp., 11 pls.

WS 60. Development and application of water in southern California,
Pt. II, by J. B. Lippincott. 1902. 96-140 pp.

WS 61. Preliminary list of deep borings in the United States, Pt.
II, by N. H. Darton. 1902. 67 pp.

WS 67. The motions of underground waters, by C. S. Slichter. 1902.
106 pp., 8 pls.

B 199. Geology and water resources of the Snake River Plains of
Idaho, by I. C. Russell. 1902. 192 pp., 25 pls.

WS 77. Water resources of Molokai, Hawaiian Islands, by Waldemar
Lindgren. 1903. 62 pp., 4 pls.

WS 78. Preliminary report on artesian basins in southwestern Idaho
and southeastern Oregon, by I. C. Russell. 1903. 52 pp., 2 pls.

PP 17. Preliminary report on the geology and water resources of
Nebraska west of the one hundred and third meridian, by N. H.
Darton. 1903. 69 pp., 43 pls.

WS 90. Geology and water resources of a part of the lower James
River Valley, South Dakota, by J. E. Todd and C. M. Hall.
1904.--pp., 23 pls.

The following papers also relate to this subject: Underground waters of
Arkansas Valley in eastern Colorado, by G. K. Gilbert, in Seventeenth
Annual, Pt. II; Preliminary report on artesian waters of a portion of
the Dakotas, by N. H. Darton, in Seventeenth Annual, Pt. II; Water
resources of Illinois, by Frank Leverett, in Seventeenth Annual, Pt. II;
Water resources of Indiana and Ohio, by Frank Leverett, in Eighteenth
Annual, Pt. IV; New developments in well boring and irrigation in
eastern South Dakota, by N. H. Darton, in Eighteenth Annual, Pt. IV;
Rock waters of Ohio, by Edward Orton, in Nineteenth Annual, Pt. IV;
Artesian well prospects in Atlantic Coastal Plain region, by N. H.
Darton, Bulletin No. 138.

SERIES P--HYDROGRAPHIC PROGRESS REPORTS.

Progress reports may be found in the following publications: For
1888-89, Tenth Annual, Pt. II; for 1889-90, Eleventh Annual, Pt. II; for
1890-91, Twelfth Annual, Pt. II; for 1891-92, Thirteenth Annual, Pt.
III; for 1893-94, Bulletin No. 131; for 1895, Bulletin No. 140; for
1896, Eighteenth Annual, Pt. IV, WS 11; for 1897, Nineteenth Annual, Pt.
IV, WS 15, 16; for 1898, Twentieth Annual, Pt. IV, WS 27, 28; for 1899,
Twenty-first Annual, Pt. IV, WS 35-39; for 1900, Twenty-second Annual,
Pt. IV, WS 47-52; for 1901, WS 65, 66, 76; for 1902, WS 82-85.