In central London, with an afternoon to myself after a hair appointment (I felt like a new woman!), I decided I fancied wandering round an exhibition, and what better showcase for a photography lover such as I, than The Photographers Gallery. Just off Oxford Street, on Ramillies Street, The Photographers Gallery was founded in 1971 as the first public gallery for photography in the UK. Visiting on a weekday just after lunchtime it was busy in the cafe on the ground floor as I entered, but the gallery itself was really quiet, with only ever no more than four other…