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amount appear bands bank beds bench blue bluff bowlders bridge brown Buchanan buff building Cedar cement chert City clay coarse color compact concrete considerable containing continuous corner covered creek crushed deposits depth developed dolomite drift east eight exposed exposure extensive face feet fine-grained five four grade gravel and sand gray hard heavy hills important inches inches in thickness Iowa layers ledges less light lime Limestone located loess lower material mile Moines northeast northwest occur opened outcrops pebbles places plain points portion present probably quantities quarry quarter of section railway river road rock sand and gravel sandstone seen shales ship shows side similar soft Soil southeast southwest stage stone stream supply surface terrace thickness thin town township twenty upper usually valley varying vicinity weathered Wisconsin yellow
Σελίδα 7 - Adair, Adams, Allamakee, Appanoose, Audubon, Benton, Black Hawk, Boone, Bremer, Buchanan, Buena Vista, Butler, Calhoun, 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...
Σελίδα 753 - Ib. or more shall be collected. The gross sample should contain the same proportion of lump coal, fine coal, and impurities as is contained in the coal sampled. When coal is extremely lumpy, it is best to break a proportional amount of the lumps before taking the various increments of a sample.
Σελίδα 8 - Sac Scott Shelby Sioux Story Tama Taylor Union Van Buren Wapello Warren Washington Wayne...
Σελίδα 47 - FBKT. 7. Upper quarry beds 20 6. Cerionites beds ' 25 5. Pentamerus beds 50 4 . Syringopora beds 65 3.
Σελίδα 750 - The bids shall be adjusted to the same ash percentage by selecting as the standard the proposal that offers coal containing the lowest percentage of ash. The difference in ash content between any given bid and this standard shall be divided by 2 and the price in such bid, adjusted in accordance with the above, multiplied by the quotient.
Σελίδα 749 - dry coal," such values to become the standards for the coal of the successful bidder. In addition, the bidders are required to give the trade name of the coal offered, the name or other designation of coal bed, name of mine or mines, location of mine or mines (town, county, and State), railroad on which mine or mines are located, and name of operator of mine or mines.
Σελίδα 184 - The beds vary in thickness from a few inches to five feet or more.
Σελίδα 751 - The coal shall be delivered in such quantities and at such times as the Government may direct. In this connection it may be stated that all the available storage capacity of the coal bunkers will be placed at the disposal of the contractor to facilitate delivery of coal under favorable conditions.
Σελίδα 746 - A failure to comply with the provisions of the two preceding sections shall subject the president and secretary of any company, each, individually, to the penalty of one hundred dollars, to be recovered in an action at law in the name of any citizen of the state...