Looks a bit like a B5991, but the clips on the top of the cathode supports is slightly different....
One of that series though - the size & shape are right... Nick -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/252fa507-c027-4ccc-ad60-dd2895a29a65%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.