NEW ENTRY | DATE | ENGINE | HEADCODE | TRAIN/LOCATION | NOTES |
| 01/04/1966 | D256 | | 1140 Bathgate - Kings Norton | Empty Car flats, seen on the Waverley Route |
| 02/04/1966 | D297 + 45106 | 1??? | 2250(01/04) London Euston - Perth | Sleeper |
| 02/04/1966 | D340 | | Seen at Crewe Station | On? |
| 02/04/1966 | D341 | | Down Royal Scot | |
| 02/04/1966 | D350 | | 1754 Edinburgh Waverley - Carlisle | Via the Waverley Route |
| 02/04/1966 | D378 | | 1710 Carlisle - Edinburgh Waverley | Via the Waverley Route |
| 02/04/1966 | D378 | | 1944 Edinburgh Waverley - Carlisle | Via the Waverley Route |
| 03/04/1966 | D200 | | 1230 Liverpool Street - Norwich | |
| 03/04/1966 | D209 | | At Crewe Works | In E Shop |
| 03/04/1966 | D214 | | Seen at Crewe Station | On? |
| 03/04/1966 | D225 | | Seen at Crewe Station | On? |
| 03/04/1966 | D233 | | At Crewe Works | In the Paint Shop |
| 03/04/1966 | D253 | | At Crewe Works | In E Shop |
| 03/04/1966 | D258 | | Stabled at Wakefield Depot | |
| 03/04/1966 | D281 | | Stabled at Wakefield Depot | |
| 03/04/1966 | D290 | | At Crewe Works | In E Shop |
| 03/04/1966 | D300 | | At Crewe Works | In the Yard |
| 03/04/1966 | D305 | | At Crewe Works | In the Yard |
| 03/04/1966 | D307 | | At Crewe Works | In the Yard |
| 03/04/1966 | D309 | | At Crewe Works | In the Paint Shop |
| 03/04/1966 | D320 | | At Crewe Works | In E Shop |
| 03/04/1966 | D322 | | Seen at Crewe Station | On? |
| 03/04/1966 | D324 | | Seen at Crewe Station | On? |
| 03/04/1966 | D337 | | At Crewe Works | In the Yard |
| 03/04/1966 | D347 | | Stabled at Wakefield Depot | |
| 03/04/1966 | D348 | | Stabled at Wakefield Depot | |
| 04/04/1966 | D253 | | Stabled at Stratford Depot | |
| 04/04/1966 | D287 | | Seen at Chester Station | Up passenger train |
| 04/04/1966 | D373 | | Seen at Carlisle Station | On passenger train after taking over from 70001 |
# | 05/04/1966 | D324 | | Seen at Birmingham New Street | On? |
| 06/04/1966 | D348 | | Seen at Doncaster | On? |
| 06/04/1966 | D352 | | Stabled at Doncaster Depot | |
| 06/04/1966 | D357 | | Seen at Doncaster | On? |
| 06/04/1966 | D389 | | Stabled at Doncaster Depot | |
| 07/04/1966 | D249 | | Seen at Liverpool Lime Street | On? 1610hrs |
| 07/04/1966 | D256 | | 1140 Bathgate - Kings Norton | Empty Car flats, seen on the Waverley Route |
| 07/04/1966 | D289 | | Seen at Crewe Station | On? 1500hrs |
| 07/04/1966 | D34 + D296 | | 2150 York - Shrewsbury | Seen at Leeds & Stalybridge |
| 07/04/1966 | D340 | | Seen at Crewe Station | On? 1500hrs |
| 07/04/1966 | D343 | | Seen at Crewe Station | On? |
| 07/04/1966 | D369 | | Stabled at Edge Hill | 1600hrs |
| 09/04/1966 | D322 | | 0833 Barrow-in-Furness - London Euston | From Carnforth |
| 09/04/1966 | D395 | | 0620 Aberdeen - Perth | |
| 10/04/1966 | D338 | | 2150 York - Shrewsbury | |
| 11/04/1966 | D241 | | 1944 Edinburgh Waverley - Carlisle | Via the Waverley Route |
| 11/04/1966 | D391 | | 0020 Staylebridge - Manchester Victoria | |
# | 12/04/1966 | D293 | | Stabled at Northampton Castle Station | |
| 15/04/1966 | D264 + 45259 | | 2300 Glasgow Queen Street - Aberdeen | Pilot |
# | 15/04/1966 | D305 | | Stabled at Northampton Castle Station | |
| 17/04/1966 | D200 | | 1970 Norwich - Liverpool Street | |
| 18/04/1966 | | | The first day of full electric train services from London Euston - Liverpool/Manchester | Click here for additional information |
| 18/04/1966 | D285 | | ???? Newcastle - Liverpool Lime Street | Passenger |
| 18/04/1966 | D353 | | Seen at Mirfield | Eastbound van train |
| 18/04/1966 | D396 | 1N21 | 1520 Kings Cross - Bradford | |
| 18/04/1966 | D398 | | Seen at Mirfield | Westbound mixed freight |
| 20/04/1966 | D250 | | At York North Shed | No 1 end pony wheels ,derailed |
| 20/04/1966 | D271 | | Stabled at York Depot | |
| 20/04/1966 | D394 | | 1140 Bathgate - Kings Norton | Empty Car flats, seen on the Waverley Route |
| 20/04/1966 | D397 | 1N21 | 1520 Kings Cross - Bradford | |
| 22/04/1966 | D33 + D354 | | 2150 York - Shrewsbury | Seen at Huddersfield & Stalybridge |
# | 23/04/1966 | D214 | | Seen at Birmingham New Street | On stock |
| 23/04/1966 | D290 | | 1315 Llandudno - Manchester Exchange | |
| 23/04/1966 | D300 | | At Crewe Works | In the Yard |
# | 23/04/1966 | D340 | | Seen at Birmingham New Street | Light engine |
| 24/04/1966 | D253 | | At Crewe Works | Diesel Test Road |
| 24/04/1966 | D254 | | At Crewe Works | In the Erecting Shop |
| 24/04/1966 | D276 | | At Crewe Works | |
| 24/04/1966 | D279 | | At Crewe Works | In the Erecting Shop |
| 24/04/1966 | D283 | | At Crewe Works | Diesel Test Road |
| 24/04/1966 | D300 | | At Crewe Works | In the Yard |
| 24/04/1966 | D310 | | At Crewe Works | In the Erecting Shop |
| 24/04/1966 | D318 | | 1725 Birmingham Snow Hill - Liverpool / Manchester Piccadilly | |
| 24/04/1966 | D318 | 1??? | Birmingham Snow Hill - Liverpool, Manchester Piccadilly | Service started at Snow hill,instead of New Street,due to engineering work. |
| 24/04/1966 | D320 | | At Crewe Works | Diesel Test Road |
| 24/04/1966 | D335 | | At Crewe Works | Diesel Test Road |
| 24/04/1966 | D337 | | At Crewe Works | In the Erecting Shop |
| 24/04/1966 | D379 | | At Crewe Works | In the Erecting Shop |
| 25/04/1966 | D209 | | Stabled at Carnforth Shed | |
| 25/04/1966 | D300 | | At Crewe Works | |
| 26/04/1966 | D209 | | 0600 Halewood - Dagenham | Freight. Seen on the Midland Main Line |
| 27/04/1966 | D262 | | Seen at Broxbourne | Up freight |
| 28/04/1966 | D262 | | Temple Mills Yard - Whitemoor Yard | Freight |
| 29/04/1966 | D14 + D250 | | 2150 York - Shrewsbury | Seen at Leeds & Stalybridge |
| 30/04/1966 | D333 | | Up Midday Scot | To Crewe |