| United States. Department of the Interior - 1849 - 1198 pages
...quadrangle, in Caroline County, was completed by AB Searle, the area mapped being 16 square miles, for publication on the scale of 1:62,500, with a contour interval of 10 feet. Maryland. — The survey of the Gunpowder Neck filling plant, in Harford County, Md., was... | |
| Geological Survey (U.S.) - 1902 - 336 pages
...when the Ventura quadrangle, in Ventura County, was completed. The area surveyed was 174 square miles, for publication on the scale of 1:62,500, with a contour interval of 50 feetMr. Marshall, on the completion of work heretofore referred to, resumed operations in the Santa... | |
| Geological Survey (U.S.) - 1903 - 420 pages
...quadrangles were completed, in parts of Daviess, Henderson, Webster, and McLean counties, Ky. This work was for publication on the scale of 1:62,500, with a contour interval of 20 feet, and in connection with it 348 miles of levels were run. Kansas. — Mr. Basil Duke, topographer, began... | |
| Geological Survey (U.S.) - 1905 - 440 pages
...feet, all the work being for publication by large-scale photolithographs, and also by engraved sheets on the scale of 1:62,500, with a contour interval of 20 feet. Topographic surreys in North Dakota, 1904-5Texas. — Under a cooperative agreement with the University... | |
| Pennsylvania. Topographic and Geological Survey Commission - 1906 - 328 pages
...Center, Jefferson, Greene, Fulton and Franklin counties. The total area surveyed was 1,604 square miles, for publication on the scale of 1:62,500, with a contour interval of 20 feet, in connection with which 1,693 linear miles of levels were run and 56 permanent bench marks were established.... | |
| Pennsylvania. Topographic and Geological Survey Commission - Pennsylvania - 1906 - 328 pages
...Center, Jefferson, Greene, Fulton and Franklin counties. The total area surveyed was 1,694 square miles, for publication on the scale of 1:62,500, with a contour interval of 20 feet, in connection with which 1,6!)3 linear miles of levels were run and 56 permanent bench marks were established.... | |
| Illinois State Geological Survey - Geology - 1920 - 214 pages
...Will and Kankakee counties, was completed by Mr. Harrison, the area mapped being ;30 square miles, for publication on the scale of 1:62,500, with a contour interval of 20 feet. For the control of the Vermont and Dongola quadrangles, in Fulton, AlcDonough, Schuyler, Union, Johnson,... | |
| Geological Survey (U.S.) - Forest reserves - 1906 - 684 pages
...bench marks and 1,165 elevations were determined; and 940 linear miles of road traverse were run. This work is for publication on the scale of 1:62,500, with a contour interval of 10 feet. Maine. — The State Survey Commission allotted $3,200, and the Director of the United States... | |
| Illinois State Geological Survey - Geology - 1909 - 420 pages
...(Wis.-Ill.) sheet, in Winnebago and Stephenson counties, was mapped by Mr. Van H. Manning, topographer, for publication on the scale of 1:62,500, with a contour interval of 20 feet. The Dunlap sheet, in Stark, Marshall, Peoria, Tazewell and Woodford c6unties, was mapped by Mr. DC... | |
| United States - 1911 - 646 pages
...Elmira quadrangles, in Lane, Benton, and Linn counties, the total area mapped being 171 square miles, for publication on the scale of 1:62,500, with a contour interval of 7 feet. This work was done by CA Clunet, Robert Muldrow, and WB Lewis. For the control of these areas... | |
| |