NEW ENTRY | DATE | ENGINE | HEADCODE | TRAIN/LOCATION | NOTES |
| 01/05/1971 | 211 | | Euston - Aberystwyth | Charter, from Wolverhampton |
| 01/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 01/05/1971 | 252 | | Stabled at Tinsley Depot | |
| 01/05/1971 | 265 | 2N45 | Down Highwayman | |
| 01/05/1971 | 265 | | Stabled at Finsbury Park Depot | |
| 01/05/1971 | 268 | | Stabled at Doncaster Depot | |
| 01/05/1971 | 273 | 3N09 | Seen at Grantham Station | Northbound parcels |
| 01/05/1971 | 276 | | Stabled at Doncaster Depot | |
# | 01/05/1971 | 278 | | At Doncaster Depot | |
# | 01/05/1971 | 283 | | 0955 Newcastle - Liverpool Lime Street | |
| 01/05/1971 | 299 | | Seen at Doncaster Station | On? |
| 02/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 02/05/1971 | 223 | | Stabled at Edge Hill Depot | |
| 02/05/1971 | 286 | | Seen at Grantham Station | Passenger train |
| 02/05/1971 | 384 | | Stabled at Edge Hill Depot | |
| 03/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 03/05/1971 | 265 | | 0720 Aberdeen - Glasgow Queen Street | |
| 04/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 04/05/1971 | 258 | | Seen at Cupar | Southbound freight |
# | 04/05/1971 | 278 | | 1542 Newcastle - Liverpool Lime Street | |
| 04/05/1971 | 279 | 1L20 | Seen at Grantham Station | Northbound passenger |
| 04/05/1971 | 295 | | Seen at Basingstoke | Southbound freight |
| 04/05/1971 | 345 + 5121 | | 1630 Aberdeen - Edinburgh Waverley | |
| 05/05/1971 | 202 | | Seen at Audenshaw | On Freight Train |
| 05/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 05/05/1971 | 279 | 1L37 | Seen at Grantham Station | Northbound passenger |
| 05/05/1971 | 309 | | Seen at Cupar | Southbound freight |
| 05/05/1971 | 283 + 5346 | | 1630 Aberdeen - Edinburgh Waverley | |
| 06/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 06/05/1971 | 259 | 1L20 | Seen at Grantham Station | Northbound passenger |
# | 06/05/1971 | 274 | | 1542 Newcastle - Liverpool Lime Street | |
| 07/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 07/05/1971 | 245 | | 1704 York - Manchester Victoria | |
| 07/05/1971 | 276 | 1L20 | Seen at Grantham Station | Northbound passenger |
| 07/05/1971 | 279 | | 1705 Liverpool Lime Street - Newcastle | |
| 08/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 08/05/1971 | 259 | | York - Inverness | Motorail |
| 08/05/1971 | 268 | | Edinburgh Waverley - Scarborough | Outward Mystex, York - Scarborough |
| 08/05/1971 | 268 | | Edinburgh Waverley - Scarborough | Mystex. From York |
| 08/05/1971 | 273 | | Seen at Doncaster Station | Dragging 2 Withdrawn BIL units |
| 08/05/1971 | 279 | | Seen at Potters Bar | Dragging new SR Emu`s |
| 08/05/1971 | 299 | | Seen at Banbury | On? |
| 08/05/1971 | 329 | | Seen at Banbury | On? |
| 08/05/1971 | 353 | | Fawley - St Rollox | Oil train |
| 09/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 10/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 10/05/1971 | 280 | 1L20 | Seen at Grantham Station | Northbound passenger |
| 10/05/1971 | 345 | | 0110 Whitemoor Yard - Temple Mills Yard | Freight |
| 10/05/1971 | 345 | | 0555 Temple Mills Yard - Whitemoor Yard | Freight |
| 10/05/1971 | 357 | 4S82 | Kings Cross - Aberdeen | Freightliner,Seen at Grantham station |
| 11/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
# | 11/05/1971 | 250 | | 0840 Leeds - Edinburgh Waverley | |
| 11/05/1971 | 251 | | 1832 Liverpool Street - Edingburgh Waverley | Parcels,to Newcastle and fail |
| 11/05/1971 | 280 | 1L20 | Seen at Grantham station | Northbound passenger |
| 11/05/1971 | 282 | | Seen at Kilmarnock | Northbound freight |
| 11/05/1971 | 359 | 1??? | Edinburgh Waverley - Kings Cross | Passenger |
| 12/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 12/05/1971 | 365 | | GNoS Railtour. | Athol & Badenoch |
| 12/05/1971 | 368 | | Seen at Potters Bar | On a failed up freightliner |
| 12/05/1971 | 394 | 4M66 | Hull - Garston | Freightliner,seen at Featherstone,1915hrs |
| 13/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
# | 13/05/1971 | 350 | | 1000 Liverpool Lime Street - Newcastle | |
| 14/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 14/05/1971 | 250 | 1L20 | Seen at Grantham Station | Northbound passenger |
| 14/05/1971 | 339 | | 0705 Kings Cross - Cambridge | |
| 14/05/1971 | 339 | | 0930 Cambridge - Kings Cross | |
| 14/05/1971 | 359 | 1A33 | Seen at Grantham Station | Southbound passenger |
# | 14/05/1971 | 397 | | 1704 York - Manchester Victoria | |
| 15/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 15/05/1971 | 222 | | Seen at Didcot | Light engine |
| 15/05/1971 | 239 | 3N09 | Seen at Grantham Station | Northbound parcels |
| 15/05/1971 | 248 | 2N45 | Down Highwayman | Seen at Grantham Station |
| 15/05/1971 | 254 | 2A55 | Up Highwayman | |
| 15/05/1971 | 261 | 1A26 | Seen at Grantham Station | From Grantham,southbound passenger |
| 15/05/1971 | 264 | | 1200 Edinburgh Waverley - Kings Cross | |
| 15/05/1971 | 278 | | Seen at Grantham Station | Northbound light engine |
| 15/05/1971 | 360 | | 0950 Gt Yarmouth - Newcastle | |
| 15/05/1971 | 362 | | 1015 York - Poole | |
| 15/05/1971 | 261 + 5556 | 0D01 | ? - Grantham | To Grantham |
| 16/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 16/05/1971 | 223 | | 1825 Shrewsbury - Euston | To Wolverhampton |
| 16/05/1971 | 223 | | 1948 Euston - Shrewsbury | From Wolverhampton |
| 16/05/1971 | 282 | | Seen at Grantham Station | Passenger train |
| 17/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 17/05/1971 | 248 | 1L16 | Seen at Grantham Station | Northbound passenger |
| 17/05/1971 | 255 | | 1300 Kings Cross - Newcastle | |
| 17/05/1971 | 255 | 1N12 | Seen at Grantham Station | Northbound passenger |
# | 17/05/1971 | 282 | | 1820 York - Kings Cross | |
| 17/05/1971 | 363 | | 1200 Edinburgh Waverley - Kings Cross | |
| 18/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 18/05/1971 | 254 | | Seen at Little Bytham | Down passenger |
| 18/05/1971 | 261 | | 1105 Whitemoor Yard - Ipswich | Freight |
| 18/05/1971 | 261 | | 1505 Ipswich - Whitemoor Yard | |
| 18/05/1971 | 279 | | 1030 Aberdeen - Kings Cross | From Newcastle - Retford & fail |
| 18/05/1971 | 340 | | Craiginches - Millerhill Yard | Freight |
| 18/05/1971 | 360 | | Huddersfield - Llandudno | Adex |
| 18/05/1971 | 368 | | Healey Mills Yard - Buxton | Freight |
| 19/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 19/05/1971 | 248 | | Seen at Healey Mills | Yard or Depot |
| 19/05/1971 | 278 | | Fawley - St Rollox | Oil train |
| 19/05/1971 | 340 | | Craiginches - Millerhill Yard | Freight |
| 19/05/1971 | 348 | | Seen at Healey Mills | Yard or Depot |
| 19/05/1971 | 354 | 4M66 | Hull - Garston | Freightliner,seen at Featherstone,1915hrs |
| 19/05/1971 | 399 | | Seen at Healey Mills | Yard or Depot |
| 20/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 20/05/1971 | 256 | | Stabled at Kings Cross Loco Shed | |
| 20/05/1971 | 259 | 1L20 | Seen at Grantham Station | Northbound passenger |
# | 20/05/1971 | 347 | | 0745 Liverpool Lime Street - Newcastle | |
| 21/05/1971 | 212 | | At Crewe Works | Classified repairs,and dual braking |
| 21/05/1971 | 244 | | Edinburgh Waverley - Nelson | Return adex |
| 21/05/1971 | 245 | | Down Highwayman | To Marshmoor(Herts),and fail. |
| 21/05/1971 | 345 | | Finsbury Park - Newcastle | Down Highwayman. To Marshmoor & fail |
| 21/05/1971 | 346 | | Seen at Doncaster Station | On passenger to March at Least |
| 21/05/1971 | 5610 + 245 | | Down Highwayman | From Marshmoor(Herts) - Peterborough |
| 22/05/1971 | 206 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 212 | | At Crewe Works | Just released ,after repairs and dual braking fitted |
| 22/05/1971 | 226 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 233 | | Seen at Preston Station | On Up Coal Train |
| 22/05/1971 | 236 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 271 | | Seen at Finsbury Park Station | On? |
| 22/05/1971 | 276 | | York - Inverness | Motorail |
| 22/05/1971 | 298 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 309 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 311 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 323 | | At Carlisle Kingmoor Depot | Openday |
| 22/05/1971 | 342 | | Seen at Preston Station | Down mixed freight |
| 22/05/1971 | 363 | | 0400 Kings Cross - Leeds | |
| 22/05/1971 | 365 | | Finsbury Park - Newcastle | Highwayman |
# | 23/05/1971 | 281 | | 1635 Newcastle - Liverpool Lime Street | |
| 24/05/1971 | 251 | 1L20 | Seen at Grantham Station | Northbound passenger |
| 24/05/1971 | 273 | | 0110 Whitemoor Yard - Temple Mills Yard | Freight |
| 24/05/1971 | 273 | | 0555 Temple Mills Yard - Whitemoor Yard | Freight |
| 24/05/1971 | 275 | | York - Inverness | Motorail |
| 24/05/1971 | 306 |   | Seen at Carlisle Station | 1730hrs. Light engine |
| 24/05/1971 | 312 |   | Stabled at Manchester Victoria |   |
| 24/05/1971 | 345 | 1H02 | Seen at Grantham Station | Northbound passenger |
| 24/05/1971 | 380 | 6Z69 | (23/05) Heysham - Cambridge | |
| 24/05/1971 | 380 | 6Z69 | Cambridge - Heysham | |
| 24/05/1971 | 383 |   | Stabled at Preston Station |   |
| 24/05/1971 | 9018 + 342 + 9013 | | Seen at Grantham Station | Northbound light engine |
| 25/05/1971 | 274 | 5L30 | Seen at Grantham Station | Northbound ecs and vans |
| 25/05/1971 | 276 | | 1705 Liverpool Lime Street - Newcastle | |
# | 25/05/1971 | 304 | | 1542 Newcastle - Liverpool Lime Street | |
| 26/05/1971 | 209 |   | Stabled at Manchester Victoria | 2200hrs |
| 26/05/1971 | 217 |   | Stabled at Preston Station |   |
| 26/05/1971 | 231 |   | Stabled at Manchester Victoria | 2200hrs |
| 26/05/1971 | 258 | 6S45 | Seen at Grantham Station | Northbound cement |
| 26/05/1971 | 281 | | 1545 Newcastle - Liverpool Lime Street | |
| 26/05/1971 | 312 |   | Stabled at Preston Station |   |
| 26/05/1971 | 336 |   | Seen at Carlisle Station | On freight |
| 26/05/1971 | 306 + 405 |   | 0945 Manchester Victoria - Blackpool North |   |
| 27/05/1971 | 208 | | Seen at Crewe Station | On? 1505hrs |
| 27/05/1971 | 230 | | 0705 Kings Cross - Cambridge | |
| 27/05/1971 | 230 | | 0930 Cambridge - Kings Cross | |
| 27/05/1971 | 230 | | 1420 Kings Cross - York | |
| 27/05/1971 | 284 | 1L37 | Seen at Grantham Station | Northbound passenger |
| 27/05/1971 | 318 | | Stabled at Crewe Diesel Depot | 1500hrs |
| 27/05/1971 | 352 | | Seen at Newcastle Station | Freightliner,1842hrs |
| 28/05/1971 | 237 | | Seen at Sleaford North Junction | Northbound mixed freight |
| 28/05/1971 | 246 | 1??? | Newcastle - Kings Cross | Relief |
| 28/05/1971 | 258 | | Seen at Grantham Station | Passenger train |
| 28/05/1971 | 268 | | Seen at Sleaford North Junction | Southbound mixed freight |
| 28/05/1971 | 284 | 1A06 | Seen at Grantham Station | Southbound passenger |
| 28/05/1971 | 311 | | Seen at Preststyn | Down freight |
| 28/05/1971 | 349 | 4M66 | Hull - Garston | Freightliner,seen at Featherstone,1922hrs |
| 29/05/1971 | 208 | | 0800 Birmingham New Street - Glasgow Central | Mystex. To Crewe |
| 29/05/1971 | 216 | | 0935 Birmingham New Street - Blackpool North | Relief From/to? |
| 29/05/1971 | 217 | | 0910 Birmingham New Street - Llandudno | Relief |
| 29/05/1971 | 232 | | Nelson - Glasgow | Passenger train |
# | 29/05/1971 | 243 | | 1657 Holyhead - Manchester Victoria | |
| 29/05/1971 | 273 | 3N09 | Seen at Grantham Station | Northbound parcels |
| 29/05/1971 | 276 | | Seen at Grantham Station | On? |
| 29/05/1971 | 284 | 1H02 | Seen at Grantham Station | Northbound passenger |
| 29/05/1971 | 298 | | 1025 Nuneaton - Blackpool North | Relief From/to? |
| 29/05/1971 | 373 + 1774 | 1??? | 0740 Sheffield - Glasgow | |
| 30/05/1971 | 223 | | Seen at Edge Hill, Stabled or passing? | 1110hrs |
| 30/05/1971 | 259 | | Seen at Liverpool Lime Street | On? 1100hrs |
| 30/05/1971 | 343 | | Seen at Edge Hill, Stabled or passing? | 1110hrs |
# | 31/05/1971 | 347 | | 1645 Newcastle - Liverpool Lime Street | |