| http://www.w3.org/ns/prov#value | - as prescribed in 3709 of the Revised Statutes of the United States; provided, however, that if the party or parties of the second part shall, by freshets, ice, or other force or violence of the elements, and by no fault of his or their own, be prevented either from commencing or completing the work or delivering the materials at the time agreed upon in this contract, such additional time may in w
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