February question answers
pictures marked with * have small and large versions.
pictures marked with $ have two versions to be posted during day
pictures marked with & have three versions to be posted during day
pictures marked with + have been modified and the unmodified versions are in this directory (unmodified to be posted with answer)

Feb01*  - Willesden Green platforms, looking south
Feb02   - Ealing Common Depot shunting neck. (clues, tail lights showing yet rear cab door is open + rusty rails)
Feb03*  - West Kensington - staff only exit at the eastern end of the westbound platform.
Feb04*  - Central Line train in Woodford bay road - the Dest reads 'Ongar' and the Train No reads '888', taken ~18 months ago
Feb05*  - Paddington - passage from SSR ticket hall to Bakerloo Line
Feb06   - Walthamstow Central (the seven sisters blind is to confuse, it's one of the late night trains that stables from the southbound. Could also ask the significance of the "dot" on the destination blind - answer to which is : train then proceeds to Northumberland Park)
Feb07*  - Canning Town - roundel on Jubilee Line platform
Feb08*+ - Upminster - eastern end of eastern bridge
Feb09+  - West Ruislip
Feb10*$+- Moorgate - back of eastbound Circle Line platform
Feb11   - Chigwell
Feb12*+ - Leicester Square
Feb13$  - Plaistow (bay road)
Feb14+  - Fulham Broadway
Feb15*  - Archway - a reflection of a roundel in a blue metal cabinet at the southern end of the northbound (iirc) platform
Feb16*$ - Waterloo - moving walkway to Jubilee Line
Feb17*$ - East Ham, above main entrance door
Feb18$  - Owl at Upminster [Feb18context.jpg to be posted with answer]
Feb19*  - Oakwood ticket hall clock
Feb20   - Ryde St Johns Road (clues it's on IOW are passenger door open buttons and grey interior).
Feb21$  - Gloucester Road Junction (train is now an Inner Rail Circle having reversed at High St which rear blind still shows)
Feb22$* - Loughton - overrun of siding adjacent to westbound platform. [part 1 has one size only]
Feb23   - Bridge over river Lea, between West Ham and Bromley By Bow.
Feb24*  - Pimlico - decoration on the southbound platform wall
Feb25   - Hornchurch (eastbound)
Feb26*&+- Marble Arch - looking out from subway entrance to station.
Feb27*  - Notting Hill Gate - District & Circle line, looking from Westbound platform to the end of the Eastbound platform.
Feb28*+ - West Ham - DR train viewed from bridge from Jubilee Line.