Lot 153
Dahlgren, John A (1809-1870) Rear admiral; naval ordnance innovator and commander of the South Atlantic Blockading Squadron during the Civil War; called the "father of American naval ordnance." Manuscript Document Signed ("Jno A. Dahlgren"), three pages, 9¾ x 8 inches, Ordnance Office, Navy Yard, Washington, April 13, 1847. Written the same year he was assigned to ordnance duty at the Washington Navy Yard, to Commodore Warrington, regarding 2½ inch rocket tube furnished by Mr. Prosser, "…as in the first trials, they have failed…the tubes should equal in strength Bar Iron of one inch square, broken by a strain of 50,000 Lbs." Dahlgren recommends that the 2½ inch tube "be replaced by 4 inch of equal cost." Fine.
Estimated Value $300 - 500
|
| |
| Realized $180 |
