| May 09 1917 |
Laid down by Smith's Dock Co Ltd, South Bank-on-Tees, Middlesbrough (Yd.No.706) ("Castle" class) for The Admiralty. |
| July 20 1917 | Launched as JOHN THORLING. |
| September 01 1917 | Completed. |
| August 24 1920 | Registered by The Admiralty as a fishing vessel at London (LO430). |
| 1920 | Sold to W. H. East, Milford Haven. |
| 1925 | Sold to The River Steam Fishing Co Ltd, Fleetwood (H. Blackburn, manager). |
| November 28 1925 | London registry closed. |
| November 30 1925 | Registered at Fleetwood (FD75). |
| December 10 1925 | Renamed RIVER KENT (FD75). |
| Pre 1927 | Managers became Kelsall & Blackburn, Fleetwood. |
| 1932 | In heavy weather off the Mull of Kintyre lost her rudder. After 36 hours taken in tow by EDWARD CATTELLY (FD204) and delivered Belfast. Temporary repairs carried out and sailed Belfast for Fleetwood, in tow of FLYING KITE (260 grt/1929). |
| 1934 | Sold to Thomas L. Devlin & Sons, Granton (T. L. Devlin, manager). |
| November 09 1934 | Fleetwood registry closed. |
| November 1934 | Renamed CONCERTATOR (GN8). |
| 1942 | Transferred to Thomas L. Devlin & Sons Ltd, Granton (T. L. Devlin, manager). |
| August 31 1939 | Requisitioned for war service and converted for minesweeping duties (P.No. FY.637). |
| January 1946 | Returned |
| July 1946 | Sold to Yolland Bros. Ltd, Milford Haven. |
| July 08 1948 | Sold to J. Marr & Son Ltd, Fleetwood for pound;12500. Registered at Fleetwood (FD276). |
| March 09 1951 | Sold to Stephen Fishing Co Ltd, Aberdeen (John N. Stephen, manager). Renamed THOMAS STEPHEN (A680). |
| 1958 | Sold to Seafield Fishing Co Ltd, Aberdeen |
| 1959 | Sold to J. Lewis, Aberdeen for demolition. |
| August 1959 | Re-sold to Netherlands for demolition. |
| August 12 1959 | Arrived Rotterdam. |
| Note | (John Thorling, Quartergunner (volunteer), age ?, b. North Yarmouth, Norfolk - VICTORY (SB596)) |