"Hydrographical" Quotes from Famous Books
 ... Quebec and the Straits, three light ships, eighty gas buoys, one whistling buoy, seventy-five can buoys, four submarine bell ships, and a line of lighthouses. Telegraph lines extend to the outer side of Belle Isle, and hydrographic survey has charted every foot of the river. In spite of these improvements, insurance rates are four to six per cent. for lines to Canada, where they are one and one-half to two and one-half to ...
— The Canadian Commonwealth • Agnes C. Laut
... and Vermont; and colored geological profiles behind, on the wall. A case of maps, ten in number, showing such physical features of New Hampshire as these: geological structure, surface geology, distribution of fauna, distribution of trees, areas occupied by forests in 1874, hydrographic basins, isothermal lines, amount of annual rainfall, distribution of soils and the topography by means of contour lines. There is a large model or relief map of the State on a table, scale one mile to the inch horizontally, and 1,000 feet to the inch vertically, ...
— The History of Dartmouth College • Baxter Perry Smith |
