The wall lights will definitely be electric. Gas would be far too much hassle and probably not even legal in its original design. I do nevertheless want it to look as visually authentic as possible or at least as authentic as electric lighting will allow. My understanding is that reproduction 'down pointing' gas mantel lights (originals designed in 1897) would not be consistent with the original gas installation in this building which to the best of my knowledge would have been around 1880.This pre 1897 installation suggests upward pointing lights