Improvement in Piles for Bulk-Heads and Other Structures.
Description:
Patent for improvements in piles for bulkheads: "The object of the present invention being to provide a concrete-faced bulk-head composed of piles, each of which may be sunk in position by continuously forcing the sand from beneath the lower end of the pile" (lines 15-19), with illustrations.
Date:
August 21, 1877
Creator:
Parry, Morgan L.
Partner:
UNT Libraries Government Documents Department