Coleman Stove identification

Hi all,
The other day I picked up an old Coleman Gas stove model 425e printed on the front.
The gas container is one that I have never seen before and I wonder if anyone else has.
See the pictures
Attachment 277134Attachment 277135

Gas container is cylindrical with the filler at one end and the pump on the other
thanks for looking
atr

looks like a tank off of a 426. Is it a 3 burner it would be a 426.

it is a two burner

http://www.colemancollectorsforum.com/
lots of info in stoves too