| Name: | KOENIGSTEIN |
| Launched: | |
| Completed: | 1920 |
| Builder: | F Schichau, Elbing |
| Yard Number: | |
| Dimensions: | 156grt, 56nrt, 99.8 x 21.4 x 11.7ft |
| Engines: | T3cyl (350, 580 & 900 x 550mm), 58nhp, 500ihp |
| Engines By: | F Schichau, Elbing |
| Propulsion: | 1 x Screw |
| Construction: | Steel |
| Reg Number: | n/a; (1922: 145958) |
| History: | |
| 1920 | HC Horn, Hamburg; registered at Flensburg |
| 1922 | Liverpool Salvage Association; renamed TROVER; registered at Liverpool |
| 09/1933 | The 'Ridley' Steam Tug Co Ltd; registered at Newcastle |
| 10/1934 | Arcos Ltd |
| 10/1934 | Government of USSR; renamed TUMAN; registered at Leningrad |
| No further history known | |
| Comments: | Also listed as KONIGSTEIN |
| 09/1933: Cost £2,801 | |
| 10/1934: Cost £5,675 | |
| Not in Lloyds Register for 1961 |