CLASSIFICATION OF THE PUBLICATIONS OF THE UNITED STATES GEOLOGICAL 
SURVEY. 
[Bulletin No. 281.] 
The publications of the United States Geological Survey consist of ( 1 ) Annual 
Reports, (2) Monographs, (3) Professional Papers, (4) Bulletins, (5) Mineral 
Resources, (6) Water-Supply and Irrigation Papers, (7) Topographic Atlas of 
United States — folios and separate sheets thereof, (8) Geologic Atlas of United 
States — folios thereof. The classes numbered 2,7. and 8 are sold at cost of pub- 
lication; the others are distributed free. A circular giving complete lists may be 
had on application. 
Most of the above publications may be obtained or consulted in the following 
ways: 
1. A limited number are delivered to the Director of the Survey, from whom 
they may be obtained, free of charge (except classes 2, 7, and 8), on application. 
2. A certain number are delivered to Senators and Representatives in Con- 
gress, for distribution. 
3. Other copies are deposited with the Superintendent of Documents, Washing- 
ton. D. C, from whom they may be had at prices slightly above cost. 
4. Copies of all Government publications are furnished to the principal public 
libraries in the large cities throughout the United States, where they may be con- 
sulted by those interested. 
The Professional Papers, Bulletins, and Water-Supply Papers treat of a variety 
of subjects, and the total number issued is large. They have therefore been classi- 
fied into the following series: A, Economic geology; B, Descriptive geology; C, 
Systematic geology and paleontology; D, Petrography and mineralogy; E, Chem- 
istry and physics; F, Geography; G, Miscellaneous; H, Forestry: I, Irrigation; J, 
Water storage; K, Pumping water; L, Quality of water; M, General hydrographic 
investigations; N, Water power; O, Underground waters; P, Hydrographic 
progress reports. This paper is the forty-ninth in Series F, the complete list of 
which follows (all are bulletins thus far except Professional Paper 45): 
SERIES F, GEOGRAPHY. 
5. Dictionary of altitudes in United States, by Henry Gannett. 1884. 325 pp. (Out of stock; 
see No. 274. ) 
6. Elevations in Dominion of Canada, by J. W. Spencer. 1884. 43 pp. (Out of stock.) 
13. Boundaries of United States and of the several States and Territories, with historical sketch 
of territorial changes, by Henry Gannett. 1885. 135 pp. (Out of stock; see Bulletin 22(5.) 
48. On form and position of sea level, by R. S. Woodward. 1S88. 88 pp. (Out of stock.) 
49. Latitudes and longitudes of certain points in Missouri, Kansas, and New Mexico, by R. S. 
"Woodward. 1889. 133 pp. 
51'. Formulas and tables to facilitate the construction and use of maps, by R. S. Woodward. 
1889. 124 pp. 
70. Report on astronomical work of 1889 and 1890, by R. S. Woodward. 1890. 79 pp. 
72. Altitudes between Lake Superior and Rocky Mountains, by Warren Upham. 1891. 229 pp. 
76 Dictionary of altitudes in United States (second edition), by Henry Gannett. 1891. 393 pp. 
(Out of stock; see No. 274.) 
115. Geographic dictionary of Rhode Island, by Henry Gannett. 1894. 31pp. (Out of stock. ) 
110. Geographic dictionary of Massachusetts, by Henry Gannett. 1894. 120 pp. (Out of stock.) 
117. Geographic dictionary of Connecticut, by Henry Gannett. 1894. 07 pp. (Out of stock.) 
118. Geographic dictionary of New Jersey, by Henry Gannett. 1894. 131 pp. (Out of stock.) 
122. Results of primary triangulation, by Henry Gannett. 1894. 412 pp., 17 pis. (Out of stock.) 
123. Dictionary of geographic positions, by Henry Gannett. 1895. 183 pp., 1 pi. (Out of stock.) 
154. Gazetteer of Kansas, by Henry Gannett. 1898. 246 pp., pis. 
Bull. 281—06 8 i 
