Ocean Drift LH 73
| Built | 1916 Hawthorns & Co Ltd Leith as " Pitfour " |
| Yard No | 145 |
| Owner at New | Peterhead Trawling Co Ltd Peterhead PD 241 |
| ID no | 130214 |
| Launch Date | 17.06.16 |
| Gross Tons | 227 |
| Engine | 82 HP Steam T.3-Cyl Hawthorns & Co Ltd Leith |
| Length | 117ft |
| Breadth | 22ft |
| Owners | |
| 1916 | Requisitioned and converted to Mine Laying Vessel, then to minesweeper |
| 1919 | Returned to Owners |
| 1930 | A Flockhart Newhaven Edinburgh |
| 1934 | Flockhart & Sons Newhaven Edinburgh LH 73 |
| Pre1939 | Boston Deep Sea Fishing & Ice Company Ltd . |
| 1939 | 27th March towed S.T. " Ocean Eddy " LH 62 30 miles to Lerwick, engine problems. |
| 1939 | Carnie & Gibb Granton Edinburgh ( Wm Carnie Jr manager ) |
| 1940 | 1st March sunk after collision with HMS "Intrepid" 50 miles North East of Kinnairds Head Two crew missing A Cunningham Engineer and R Liston deckhand. Skipper George Ratcliffe and remaining crew members rescued by the HMS " Intrepid ". |