Thanks for the tips. He/she seems to be fairly content to be honest and flies between window ledge and garage roof. I think the elusive letter/s that would indicate the area where it belongs might be hard to spot unless the ring moves, must be right at the back. Feathers are smooth n flat. Hopefully will find home soon. I'll post the progress. Read some of pigeon in my kitchen - oh help I don't have the time for all that I don't think - Peter, I've given him a name, looks very similar to kitchen pigeon. I enjoy birds generally and feed all the usual garden suspects which is why I had some seed. Trying not get hooked - this site is very addictive, until yesterday two rather round, dim looking wood pigeons in the garden was the closest I'd been. Life's full of surprises.