EDITED: after having flown the new bird I have updated my thoughts on a later post in this thread, however, the missing window seats photo is still correct so have left that.
50 A and K missing 2 windows so not good seats for that reason. (see picture below with the area in question circled)
50 K missing two windows by
Oxon Flyer, edited by BA_pics, on Flickr
Last edited by BotB; Aug 8, 2013 at 4:26 pm
Reason: adding pictures to illustrate the comments in the hopes this helps.