[MoiiogTaph XXXIV.]' 



The statute approved March 3, 1879, establishing the Uuited States Geological Survey, contains 

 the following provisions: 



' ' The publications of the Geological Survey shall consist of the annual report of operations, geo- 

 logical and economic maps illustratiug the resources and classificatiou of the lands, and reports upon 

 general and economic geology and paleontology. The annual report of operations of the Geological 

 Survey shall accompany the annual report of the Secretary of the Interior. All special memoirs°and 

 reports of said 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 exchanges 

 and for sale at the price of publication ; and all literary and cartographic materials received in exchange 

 shall be the property of the United States and form a i)a.rt 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." 



E-xcept in those cases in which au extra number of any sjiecial memoir or report has been sup- 

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

 Interior, this offlce 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 jilan of organization and publications. 



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



1882. 8°. lv,588pp. 62 pi. 1 map. 



III. Third Annual Report of the Uuited States Geological Survey, 1881-'82, by J. W. Powell. 



1883. 8°. xviii, 564 jjp. 67 pi. and maps. 



IV. Fourth Annual Report of the United States Geological Survey, 1882-'83, by J. W. Powell. 



1884. 8°. xxxii, 473 pp. 85 pi. and maps. 



V. Fifth Annual Report of the United States Geological Survey, 1883-'84, by J. W. Powell. 



1885. 8°. xxxvi, 469 pp. 58 pi. and maps. 



VI. Sixth Annual Report of the United States Geological Survey, 1884-'85, by .T. W. Powell. 

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



VII. Seventh Annual Report of the United States Geological Survey, 1885-'86, bv .1. W 1 owell. 



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



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



1889. 8°. 2 pt. xix, 474, xii pp., 53 pi. and maps ji 1 prel. leaf, 475-1063 pp., 54-76 pi. and maps. 



IX. Ninth Annual Report of the United States Geological Survey, 1887-'88, bv J. W. Powell. 



1889. 8*^. xiii, 717 pp. 88 pi. and maps. 



X. Teiith Annual Report of the United States Geological Survey, 1888-'89, by J. W. Powell. 



1890. 8'^. 2 pt. XV, 774 pp., 98 pi. and maps; viii, 123 pp. 



XI. Eleventh Annual Report of the United States Geological Survey, 1889-'90, by J. "W. Powell. 



1891. 8'^. 2 pt. XV, 757 pp., 66 pi. and maps; is, 351 pp., 30 pi. and maps. 



XII. Twelfth Annual Report of the United States Geological Survey, 1890-'91, by J. W. Powell. 

 1891. 8°. 2 pt., xiii, 675 pp., 53 pi. and maps ; xviii, 576 pp., 146 pi. and maps. 



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

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

 maps. 



XIV. Fourteenth Annual Report of the United States Geological Survev, 1892-'93, by 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. W. Powell. 

 1895. 8°. xlv, 755 pp., 48 pi. and maps. 



XVI. Sixteenth Annual Report of the United States Geological Survey, 1894-'93, Charles D. 

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

 pi. and maps; xv, 646 pp., 23 pi. ; xix, 735 j^p., 6 pi. 



XVII. Seventeenth Annual Report of the United States Geological Survev, 1895-96, Charles 

 D. Walcott, Director. 1896. 8^. 3 pt. in 4 vol. xxii, 1076 pp., 67 pi. and maps; xxv, 864 pp., 113 pi. 

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



XVIII. Eighteenth Annual Report of the Uuited States Geological Survev, 1896-'U7, Charles D. 

 Walcott, Director. 1897. (Parts II aud III, 1898.) 8°. 5 pt. in 6 vol. 1-440 pp., 4 pi. and maps; i-v, 



