| Geological Survey (U.S.), United States. Geological survey - 1923 - 196 pages
...projects Nos. 4, 5, 12, 13, 14, and 15 was completed, the total area mapped being 317 square miles, for publication on the scale of 1 : 62,500, with a contour interval of 10 feet. This work was done in such a manner as to be available for future Incorporation in regular... | |
| Geological Survey (U.S.) - Forest reserves - 1912 - 554 pages
...in Pierce County, was continued by [{. Davis and FE Matthes, the area mapped being 141 square âĒs, for publication on the scale of 1 : 62,500, with a contour interval 00 feet. For the control of this area CF Urquhart occupied 7 ngulation stations and marked 1. 'ashington-Oregon.... | |
| New York (State). State Engineer and Surveyor - Canals - 1911 - 854 pages
...Four quadrangle. The total area mapped during the season was 831 square miles, for publication. 011 the scale of 1 : 62,500, with a contour interval of 20 feet. For the control of the above areas, 236 miles of primary levels and 914 miles of secondary levels were... | |
| Geological Survey (U.S.) - 1902 - 336 pages
...square miles in this quadrangle, which was not included in the last annual report. This work was mapped for publication on the scale of 1 : 62,500, with a contour interval of 50 feet. California, Santa Ynez Reserve. â After completing the Santa Paula quadrangle, Mr. Marshall... | |
| Geological Survey (U.S.) - 1903 - 420 pages
...Mr. Baldwin was engaged on this work until about November 11. All of the topographic work in Ohio was for publication on the scale of 1 : 62,500, with a contour interval of 20 feet, with the exception of that in the Westerville and Berea quadrangles, where the contour interval used... | |
| Geological Survey (U.S.) - 1904 - 504 pages
...interval of 50 feet; and Calhoun, Sutherland, and Newburg, the latter lying partly in Indiana, all three for publication on the scale of 1 : 62,500, with a contour interval 20 feet. Topographic surveys in Kentucky, 1903-4. "Completed in field. Louisiana. â Under an agreement... | |
| Geological Survey (U.S.) - Forest reserves - 1906 - 684 pages
...Harrison, the area covered being 450 15601square miles, 175 of which were in New York, to be republished on the scale of 1 : 62,500, with a contour interval of 20 feet. North Carolina. â The state geologist of North Carolina allotted $500 for the continuation of cooperative... | |
| Illinois State Geological Survey - Geology - 1909
...of 20 feet. Highwood sheet, in Cook and Lake counties, was mapped by Mr. RC McKinney, topographer, for publication on the scale of 1 :62,500, with a contour interval of 10 feet. Evanston sheet, in Cook county, was also mapped by Mr. McKinney, on the same scale and with... | |
| Geology - 1907 - 656 pages
...the Nebraska City (Nebraska-Iowa-Missouri) quadrangle, in Fremont county, was completed. This work is for publication on the scale of 1 : 62,500, with a contour interval of 20 feet. There were mapped in the course of this work 256 square miles in the above named quadrangles, and in... | |
| Iowa Geological Survey - Geology - 1907 - 672 pages
...the Nebraska City (Nebraska-Iowa-Missouri) quadrangle, in Fremont county, was completed. This work is for publication on the scale of 1 : 62,500, with a contour interval of 20 feet. There were mapped in the course of this work 256 square miles in the above named quadrangles, and in... | |
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