The Blue globe was used to indicate that someone was working on the train and the train was not to be moved or coupled to. Lantern was produced sometime after 1956 as there is no manufacturing date or patent number stamped in it which was stopped in 1956.
The oil can has also been removed and packaged separately. The item "Vintage Reading Railroad Lantern with Corning Cobalt Blue Globe Dietz Vesta" is in sale since Thursday, July 29, 2021. This item is in the category "Collectibles\Transportation\Railroadiana & Trains\Hardware\Lanterns & Lamps". The seller is "brandoart-0" and is located in Walnutport, Pennsylvania. This item can be shipped to United States.