[Monograph XXXIX.] 



The statute approveil Jtaivh 3. 1879, establishing the United States Cieologif^al Survey, contains 

 the following provisions: 



'•The publicatious of the Geological Survey shall consist of the annual report of operations, ■reo- 

 logical and economic maps illustrating the resources and classification of the lands, and re]iorts \ynou 

 general and economic geology and paleontology. The annual report of operations of the Geoloo-ical 

 Survey shall accompany the annual report of the Secretary of the Interior. All special niemoirs°aud 

 reports of sai<l Survey shall be issued in uniform quarto series if deemed necessary by the Director, but 

 otherwise in ordinary octavos. Three thousand copies of each shall be published for scientific exchauo-es 

 andfor sale at tbeprico of publication ; and all literary and cartographic materials received in exchange 

 shall be the property of the United States and form a jiart of the library of the organization : And the 

 money resulting from the sale of such publications shall be covered into the Treasury of the United 

 States.'"' 



Except in those cases in which an extra number or any special memoir or report has been sup- 

 plied to the Survey by special resolution of Congress or has been ordered by the Secretary of the 

 Interior, this office has no copies for gratuitous distribution. 



ANNUAL REPORTS. 



I. First Annual Report of the United States Geological Survey, by Clarence King. 1880. 8°. 79 

 pp. 1 map. — A preliminary report describing plan of organizati<m and publications. "^ 



II. Second .Vnnual Report of the United States Geological Survey, 1880-81, by J. W Powell 



1882. 8°. Iv, 588 pp. 62 ])1. 1 map. 



III. Third Annual Report of the United States Geological Survey, 1881-'82, by .T. W. Powell. 



1883. 8''. xviii, 564 pp. 67 pi. and maps. 



IV. Fourth Annual Report of the United States Geologi(-al Sur\-ey, 1882-'83, by .J. W Powell 



1884. 8°. xxxii, 473 pp. 8.5 pi. and maps. 



V. Fifth ,\nnua! Report of the United Slates Geoloijical Survev, 1883-84, bv .J. W Powell 



1885. 8°. xxxvi, 46!) pp. .58 pi. and maps. 



VI. Sixth Annual Report of the United States Geological Survey, 1884-'85. by .1. AV. I'owell. 

 1885. 8°. xxix, 570 pp. 65 pi. and maps. 



VII. Seventh Annual Report of the United States Geological Survey, 1885-86, by .1. W. Powell 



1888. 8°. XX, 656 pp. 71 pi. and maps. 



VIII. Eighth Annual Report of the United States Geological Survey, 1886-87. by .1. W. Powell. 



1889. 8°. 2 pt. xix, 474, xii [ip. ,.">:? pi. and uuips; 1 prel. leaf 475-1063 pp., 5-1-76 pi. and majis. 



IX. Ninth Annual Report of the United States (ieological Survey, 1887-'88, bv .T. AV Powell 

 .3889. 8"^. xiii, 717 i)p. 88 pi. and maps. 



X. Tenth Annual Report of the United States Geological Survey, 1888-89, by J. \V. Powell 



1890. 8°. 2 pt, XV, 774 ])p., 98 pi. and maps; viii, 123 lip. 



XI. Eleventh Annual Report of the United States Geological Survey, 1889-90, by ,J. \V. Powell. 



1891. 8*^. 2 pt. XV, 7.57 pp., 66 pi. and nuips; ix, 351 pp., 30 pi. and maps. 



XII. Twelfth Annual Report of the United States (ieological Survey. 1890-"i)l. by .1. W. Powell. 

 1891. 8^. 2 pt., xiii, 675 pp., .53 ]d. and maps; xviii, 576 pp., 146 ]i\. and nuips. 



XIII. Thirteenth Annual Report of the United States Geological Survey, 1891-'92, l)y J. W. 

 Powell. 1893. 8^. 3 pt. vii, 240 pp., 2 maps; x, 372 pp., 105 pi. and maps; xl, 486 pp., 77 "pi. and 

 maps. 



XIV. Fourteenth Annual Report of the United States Geological Survey, 1892-'93, bv .J W 

 Powell. 1893. 8°. 2 pt. vi, 321 pp., 1 pi. ; xx, 597 pp., 74 pi. and maps. 



XV. Fifteenth Annual Report of the United States Geological Survey, 1893-'94. by J. \V. Powell. 

 1895. 8°. xiv, 7.55 pp., 48 pi. and maps. 



XVI. Sixteenth Annual Report of the United States Geological Survey, 1894-'95, Charles D. 

 Walcott, Director. 1895. (Part I, 1896.) 8-^. 4 pt. xxii, 910 pp., 117 pi. and maps; xix, 598 pp.. 43 

 pi. and ma)>s ; xv, 646 pp., 23 pi. ; xix, 735 pp., 6 pi. 



XVII. Seventeenth Annual Re)>ort of the United States Geological Survey, 1895-'96, Charles 

 D. Walcott, Director. 1896. 8 \ 3 pt. in 4 vol. xxii, 1076 i>p., 67 pi. and mafjis; xxv. 864 pp., 113 pi. 

 and maps; xxiii, 542 pp., 8 pi. and majis; iii, 543-1058 pp., 9-13 pi. 



XVIII. Eighteenth Annual Report of the United States Geological Survev, 1896-'97. Charles D. 

 Walcott, Director. 1897. (Parts II and III. 1898.) 8^. 5 pt, in 6 vol. 1-140 pp.. 4 pi. and maps; i-v, 



