A little observation reveals that many building stones, especially sandstones, acquire an unfavorable reputation by lack of care in not rejecting the ... The crushing weight of the marble, as determined by the board above mentioned, is 517 tons per square foot. ... Average weight per cubic foot of masonry in Weight in pounds.
|Title||:||Census Reports Tenth Census|
|Author||:||United States. Census Office|
|Publisher||:||Norman Ross Publishing, Incorporated - 1884|