Artifact Inventory, Outlying Areas, Webster Field Annex

This record contains an artifact inventory for phase I investigations at sites 18ST571, 18ST848, 18ST849, and 18ST850, Webster Field Annex, Naval Air Station Patuxent River, Maryland.本记录包含马里兰州帕塔克森特河海军航空站（Naval Air Station Patuxent River）韦伯斯特野战附属区（Webster Field Annex）内18ST571、18ST848、18ST849及18ST850四处遗址的第一阶段调查人工制品清单（artifact inventory）。