USS Helena PG-9 Facts  | |
| Length: | 250' 9" | 
| Beam: | 40' 11" | 
| Draft: | 9 feet | 
| Speed | 13 knots | 
| Armament: | a. 4 4" r., 4 6-pdrs., 4 11-pdrs., 1 3" r. | 
| Builder: | Newport News Shipbuilding Co., Newport News, VA | 
| Launched: | 30 JAN 1896 | 
| Sponsor: | Miss Agnes Belle Steele Daughter of the Mayor of Helena, MT  | 
| Commissioned: | 08 JUL 1897, New York Navy Yard Commanded by: CDR W.T. Swithburne  |