Thanks Oldblue! That picture helped a lot and unless they changed a lot from 56-58 I think that confirms that what I have is the standard.
It apears to be the Same Heater, In My 56/57/& 59/ Which all have the Deluxe Controls Also . Heres a Pic of the 59 . Bob Ps , If You need any Specific parts for it I have several in Pieces As well as Possibly some Complete ones. Pm Me , Or Check out My listing in the for sale section it has My Email addy.Best of Luck getting it sorted out , Bob .