Massive Civil War Artillery Mortar Shell Piece Heavy, Thick, Scarce, Certified By The Gettysburg Museum Of HistorySOLD Massive Civil War Artillery Mortar Shell Piece Heavy, Thick, Scarce, Certified By The Gettysburg Museum Of History. A very large very heavy piece of Civil War Artillery shell recovered near the James River in Central Virginia. These are from siege mortar and large heavy artillery and were not used as much as mobile light artillery making these piece scarce. Each piece is about 6-9" and weigh about 4-7 pounds! MASSIVE! We have several and will pick the best one for you. A rare opportunity. 100% Guaranteed the be Authentic, Comes with Museum documentation (COA). Please see our other Civil War artifacts available on our web site. Also note when browsing our web site there are several pages of items, at the bottom of the list look for other page numbers.