Nice pics, but impossible to put an accurate figure on it without actually going to see it. Doing insides makes it even more difficult, as you have to allow for moving all sorts of stuff to get at the glass. Then there's the partitions - you have to do them both sides.
I haven't done schools like this since 1972, and in those days a three story version would take two of us a day to do, in out and all the "tish" Leather and scrim both sides, and between us we were paid......................
..........................................£10 :

Sorry, not much help I know, it just pushed my nostalgia button
