Hope this is ok...
I am not involved in any way, shape or form, it was just a while back several people were expressing their interest in original art for the wall, so giving you all the heads up the show is on again at the end of the month in London.
I have been once before and found it a very good show, you can also buy a lot of the artwork being shown and the prices may suprise people, you can pick some up for the price of a good print!, anyway, the site is
GAvA - Guild of Aviation Artists