Very seldom seen Dietz hallmarked No.1 hand lamp 
Most often this style lamp / lantern is found unmarked.
This one is stamped 
DIETZ COMPANY 
PAT'D DEC. 17, 89
NEW YORK U.S.
Features a brass no.1 burner and 8in tulip shaped shade locked in by a retaning screw .

Condition  - very nice as found Condition with tinny bottom , no rust or pitting present. 

** has not been oil tested **

** item is on consignment,  ships from PA **