 | 1844 - 454 pages
...length and four in breadth. The rows are bevilled alternately in opposite directions, and each mass is further secured along the Sides with iron cramps,...has from the first used a concrete substratum, and so far as a smooth surface is desirable, has always attained its object. It commenced operations in... | |
 | John Holmes Agnew, Eliakim Littell - Art - 1843 - 612 pages
...hard concrete foundation, presenting a level surface, over which the impact is so equally divided, that the whole mass resists the pressure on each particular block ; and yet, from being formed in panels of about a yard square, they are laid down or lifted up with far greater... | |
 | Scotland - 1843 - 1278 pages
...hard concrete foundation, presenting a level surface, over which the impact is so equally divided, that the whole mass resists the pressure on each particular block ; and yet, from being formed in panels of about a yard square, they are laid down or lifted up with far greater... | |
 | 1843 - 602 pages
...hard concrete foundation, presenting a level surface, over which the impact is so equally divided, that the whole mass resists the pressure on each particular block ; and yet, from being formed in panels of about a yard square, they are laid down or lifted up with far greater... | |
 | The Mirror of Literature,Amusement,and Instruction.New Series.VOL.V - 1844 - 440 pages
...length and four in breadth. The rows are bevillcd alternately in opposite directions, and each mass is further secured along the sides with iron cramps,...has from the first used a concrete substratum, and so far as a smooth surface is desirable, has always attained its object. It commenced operations in... | |
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The rows are bevilled alternately in opposite directions, and each mass is further secured along the Sides with iron cramps, so that the whole mass resists the pressure on each particular block, and the adjoining masses support each other, because the... 