Is there a name/style/model number on it anywhere ?? How big is it ?? Looks more like a heater than a stove !!

http://www.historyworld.co.uk/advert.php?id=1402&offset=50&sort=0&l1=household&l2=

Here is an ad from 1955 !! I would say you are correct from the look of it !! No way to be sure what year it is from !! Most models were made for several years running !!