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.

Correspondence should be addressed to

THE DIRECTOR,
UNITED STATES GEOLOGICAL SURVEY,
WASHINGTON, D. C.

End of Project Gutenberg's The Passaic Flood of 1903, by Marshall Ora Leighton