This section is from the book "Facts Worth Knowing", by Robert Kemp Philip. Also available from Amazon: Inquire Within for Anything You Want to Know.
Loose earth or sand...... | 95 | pounds |
Common soil................... | 124 | " |
Strong soil.............. | 127 | " |
Clay.................. | 135 | " |
Clay and stones........... | 160 | " |
Cork...................... | 15 | " |
Tallow................ | 59 | " |
Brick............... | 125 | " |
 
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