Reports and Papers, Volume 25

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Published for the Iowa Geological Survey, 1916 - Geology
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Page xv - Commissioners may, on formal notice, terminate this agreement. 9. The resulting maps shall fully recognize the co-operation of the State of Pennsylvania.
Page 390 - Railroads were unknown or so few as to be but slightly available and the river courses offered easy and certain lines of communication. The valleys furnished shelter for the homesteads and their supplies of timber yielded material for building as well as for fuel. The difficulty of winning the farm lands from the forest was supposed to be more than counterbalanced by the superiority of the valley soils over those of the prairie. These hardy pioneers had not come to realize that instead of marking...
Page 8 - Madison, Mahaska, Marion, Marshall, Mills, Mitchell, Monona, Monroe, Montgomery, Muscatine, O'brien, Osceola, Page, Palo Alto, Plymouth, Pocahontas, Polk, Pottawattamie, Poweshiek, Ringgold, Sac, Scott, Shelby, Sioux, Story, Tama...
Page 7 - Carroll, Cass, Cedar, Cerro Gordo, Cherokee, Chickasaw, Clarke, Clay, Clayton, Clinton, Crawford, Dallas, Davis, Decatur, Delaware, Des Moines, Dickinson, Dubuque, Emmet, Fayette, Floyd, Franklin, Fremont, Greene, Grundy, Guthrie, Hamilton, Hancock, Hardin, Harrison, Henry, Howard, Humboldt, Ida, Iowa, Jackson, Jasper, Jefferson, Johnson, Jones, Keokuk, Kossuth, Lee...
Page xiv - The preparation of the maps shall be under the supervision of the Director of the United States Geological Survey...
Page xvi - Marshall, Chief Geographer, and under the immediate supervision of WH Herron, Geographer of the Central Division. The...
Page xv - For office work on the map the salaries shall be divided between the two agreeing parties in such a way as to equalize all expenses, provided...
Page 367 - As a result of his critical investigations of the above theories Van Tuyl* states : — " Considering all the evidence, there seems to be no escape from the conclusion that the great majority of the stratified dolomites have had their inception iu the alteration of limestones.
Page xv - Geologist deem that the work is not being executed in a satisfactory manner, then he may, on formal notice, terminate this agreement. 9. The resulting maps shall fully recognize the cooperation of the State of Michigan.
Page xv - ... follow the topographic survey as closely as consistent with economy and in accordance with modern scientific methods. The time of beginning this work to be agreed upon between the State Survey Commission of Pennsylvania and the United States Geological Survey.

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