Just in case you miss the 49-500.
D/P
http://tinyurl.com/dxesjl ( dead link 02-28-22 )
Unusual "0" on the dial.
can you post a new link, mine's dead?
http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=270382629696
That's a real old-timer, that is.
I've seen this issue before, NE put patent dates on the phone shell and then people think that's the date it was made.