Holland I
| History | |
|---|---|
| United States | |
| Name | Holland Boat No. I | 
| Namesake | John Philip Holland | 
| Launched | 22 May 1878 | 
| Fate | 
 | 
| General characteristics | |
| Type | Submarine | 
| Displacement | 2.25 long tons (2 t) | 
| Length | 14 ft (4.3 m) | 
| Beam | 3 ft (0.91 m) | 
| Propulsion | 
 | 
| Speed | 
 | 
| Endurance | 1 hour | 
| Test depth | 12 ft (3.7 m) | 
| Crew | 1 | 
Holland Boat No. I was a prototype submarine designed and operated by John Philip Holland.