Sorry for your loss. You might consider giving First State Vet Supply a call, they've been helpful in the past: http://www.firststatevetsupply.com/
More on the Fowlpox: http://www.merckvetmanual.com/mvm/index.jsp?cfile=htm/bc/204801.htm
I'd not assume that all went down from Pox. Without...
Sure hope this is just something like the Dry form of Fowl Pox, unrelated to the `flu'.
This is a good reference (scroll down to Fowl Pox - with photo): http://www.fao.org/docrep/003/t0756e/T0756E08.htm#ch7
If this is what it looks like, pretty much all you can do is paint the lesions with...