Results of Spirit Leveling in Pennsylvania for the Years 1899 to 1905 InclusiveU.S. Government Printing Office, 1906 - 62 Seiten |
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abutment Alaska altitude aluminum tablet stamped ANALYSES Boulder County brake horsepower Breeze produced briquettes bronze tablet stamped car sample cent Coal as fired Coal charged Coke produced coking tests County on Colorado County on Denver Denver and Rio Developed at engine Developed at switch Duration of test electrical horsepower electrical horsepower hour Fixed carbon front of station geology gulch Gunnison County HARRISBURG inch to inch indicated horsepower hour Kind of grate La Plata County Larimer County Las Animas County left-hand branch Moisture Mountains Nitrogen northeast Park County Pennsylvania Railroad Plata County post village pound of coal producer-gas test QUADRANGLE Railroad bench mark railroad bridge right-hand branch Rio Grande Railroad Routt County San Juan County Shale shipped South Platte River southeast southwest corner steaming tests Sulphur surface per hour switch board Teller County top of rail top of west Total percentage yield tributary Volatile matter Washed coal west rail
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Seite 16 - SCHRADER, FC, and SPENCER, AC The geology and mineral resources of a portion of the Copper River district, Alaska.
Seite 34 - Quadrangles. The elevations in the following list are based upon an aluminum tablet at the southeast corner of the Jefferson County Court House at Steubenville, Ohio, marked "716 STEUBENVILLE. ' ' The elevation of this is accepted as 714.729 feet above mean sea level and was determined from the Army Engineers bench mark "67 A...
Seite 78 - Dry coal used per square foot of grate surface per hour pounds. Equivalent water evaporated per square foot of water-heating surface per hour do... Percentage of rated horsepower of boiler developed Water apparently evaporated per pound of coal as fired pounds. Water evaporated from and at 212 F.: Per pound of coal as fired do...
Seite 136 - Altitudes in Alaska, by Henry Gannett. 1900. 13 pp. 170. Survey of boundary line between Idaho and Montana from international boundary to crest of Bitterroot Mountains, by RU Goode. 1900. 67 pp., 14 pis. 171. Boundaries of United States and of the several States and Territories, with outline of history of all important changes of territory (second edition), by Henry Gannett. 1900.
Seite 5 - The former are determined by lines of levels run either in both forward and backward directions or by simultaneous double-rodded lines, a highgrade instrument being used and special precautions being taken in observations and reduction to correct errors and make the line continuously good throughout. The latter or primary levels are determined with the Y level, precautions being taken against only the principal errors and the levels being run mostly in circuits of single lines. The allowable limit...
Seite 104 - Water apparently evaporated per pound of coal as fired (pounds) Water evaporated from and at 212° F. : Per pound of coal as fired (pounds...
Seite 5 - ... inches in outer diameter, split at the bottom and expanded to 12 inches, so as to prevent both the easy subsidence of the post and its being maliciously pulled out of the ground. The iron is heavily coated with asphalt, and over the top of the post is riveted a bronze tablet similar to that described above. The...
Seite 46 - Diller. 1902. 69 pp., 13 pis. 197. The origin of certain place names in the United States, by Henry Gannett. 1902.
Seite 27 - For the continuation of the investigation of structural materials belonging to or for the use of the United States, such as stone, clays, cement, and so forth, under the supervision of the Director of the United States Geological Survey, to be immediately available, one hundred thousand dollars.
Seite 16 - The serial 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.