Dirk Van Erp - 1906 Washington Navy Yard World War 1 Trench Art. Blue wooden top is removable. Measures 11 inches tall total and 8 3/4 inches casing only.. ALL MAJOR CREDIT CARDS ACCEPTED AT OUR RETAIL STORE IN ANNAPOLIS, MD.The item "Dirk van Erp 1906 Washington Navy Yard WWI Trench Art 3-Pounder Shell Casing" is in sale since Thursday, July 11, 2019. This item is in the category "Antiques\Periods & Styles\Arts & Crafts Movement". The seller is "blue-crab-antiques-inc" and is located in Annapolis, Maryland. This item can be shipped to United States.