'Goodbye Jet-stream, hello summer'. This was the blackboard sign at Godstow lock as we took a Sunday cruise up to Bablock Hythe.
Here is the crew posing at Pinkhill Lock.
You may spot the little removable 'DE' which covers over the letters 'IN' - making the default sign say 'STREAM INCREASING'.
This is not the only clever interchangeable, interactive sign that is present at the Thames locks. The 'Self-service' sign is a hinged circle, white on the reverse.
Here we see AViVA from Swinford toll bridge at Eynsham. This bridge was built in 1769