The Popular Science Review: A Quarterly Miscellany of Entertaining and Instructive Articles on Scientific Subjects, Том 12James Samuelson, Henry Lawson, William Sweetland Dallas Robert Hardwicke, 1873 |
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Стр. 4
... tion of its own . Oscillations have a regular rhythmical period , like a musical note , and every freely suspended body has its own note , or periodic time . If it happens that the periodic time of the suspended cabin coincides ...
... tion of its own . Oscillations have a regular rhythmical period , like a musical note , and every freely suspended body has its own note , or periodic time . If it happens that the periodic time of the suspended cabin coincides ...
Стр. 5
... tion is taken from information furnished by the designers : - " These steam - ships are double - ended , and are propelled by four large paddle - wheels , two at each side . The ends are kept low for the purpose of reducing the motions ...
... tion is taken from information furnished by the designers : - " These steam - ships are double - ended , and are propelled by four large paddle - wheels , two at each side . The ends are kept low for the purpose of reducing the motions ...
Стр. 13
... tion , and it is wholly unprejudiced ; as I have neither interest nor share in , nor retainer for , any one of the schemes which have been brought forward . * Boulogne harbour is 70 mètres or 225 feet wide , and Calais harbour 100 ...
... tion , and it is wholly unprejudiced ; as I have neither interest nor share in , nor retainer for , any one of the schemes which have been brought forward . * Boulogne harbour is 70 mètres or 225 feet wide , and Calais harbour 100 ...
Стр. 29
... tion and elevation from heat and pressure than the rocks formed subsequently to them ; and they have often been elevated to form land for long periods , while newer deposits were forming around them , and which , indeed , were made up ...
... tion and elevation from heat and pressure than the rocks formed subsequently to them ; and they have often been elevated to form land for long periods , while newer deposits were forming around them , and which , indeed , were made up ...
Стр. 31
... tion on the geology of the country . The coal - crops that are laid down on the maps are , to a great extent , obtained from colliery sections and data . Much information about mining has to be gleaned from private individuals ; and the ...
... tion on the geology of the country . The coal - crops that are laid down on the maps are , to a great extent , obtained from colliery sections and data . Much information about mining has to be gleaned from private individuals ; and the ...
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