HARDCASTLE, Edmund la Fayette (1824-1899). In the Senate of the United States. March 10, 1852... Mr. Gwin submitted the following Document: [To accompany bill S. No. 282.]... 32nd Congress, 1st Session. Senate Ex. Doc. No. 48. Washington: War Department, 1852.
8vo., (8 4/8 x 5 4/8 inches). 4-pages printed in 3 sides. Full-page lithographed map of the Port of San Diego, showing three potential routes for diverting the river of San Diego (a little spotted). Disbound.
Concerning the plan to divert the river of San Diego into False Bay, and including a map which shows Hardcastle's three options for the new river bed which would need further investigation to determine which might be the most feasible.