Tombstones, Phase II Investigations, St Johns Gate, Aberdeen Proving Ground, US

Photographs of tombstones, taken as part of Phase II Archaeological Investigations for the St. John Properties - G.A.T.E Project, Aberdeen Proving Ground, Maryland, US.该数据集收录了美国马里兰州阿伯丁试验场圣约翰地产-G.A.T.E项目第二阶段考古调查中拍摄的墓碑照片。