These notes are mostly for my own use as a record of changes. At this stage revisions are on a selected basis but I will aim to change maps if I am aware of what has changed.
MAP 11 Essex
12/04/21: Centrebus 18 Royston-Buntingford now operated by Richmonds with closure of Stevenage depot (also Map 17).
MAP 17 Northampton Bedford Cambridge
01/04/21: Z&S 33/33A Northampton - Milton Keynes changed to Arriva.
01/04/21: 17, 37, 301 in MK area replaced by DRT (MK Connect). Email from Thomas Walker. Uploaded 07/04/21
12/04/21: Centrebus 18 Royston-Buntingford now operated by Richmonds with closure of Stevenage depot (also Map 11).
MAP 26 Lincolnshire
12/04/21: Cleethorpes area revised to match Map 29 in progress. Discovered Stagecoach 95 Gainsborough - Retford was missing. Kept Jan date at bottom.