The Dutch Oven base is #833 P.atented Date March 16, 1920.  Measures 10 1/4" Diameter, 12" Wide including the handles, X 4" Deep. Approximately 7" tall overall with the lid. 

The Cover Lid is #2551C and has a Patent Date of February 10, 1920.

Bottom sits level, overall great vintage condiiton.  Handle has a slight bend in it (see photo) 

Some wear on bottom and on lid, see photos for details. 

Clean and ready to use.  Stored in a smoke free environment!