----- Original Message -----
  Date: Wed, 27 Aug 2014 17:49:32 -0500
 From: "drlegendre ." <drlegendre at gmail.com> 
  ..,.For swaps, I have ... a couple of MM5314N
 display drivers, as used in Nixie tube clocks - the latter sell for
 $20-25/ea, IIRC. 
----- Reply:
My MM5314Ns are digital clock chips, not display drivers, and they have 7
segment outputs not really suited for Nixie tubes at all...
m