it was out about 2 hours into the woods I went to today . It looks like an old wooden foundation I can tell the area is swamp but is dry at the moment ANY THOUGHTS!!? The dimensions are about 10x10 with 4 ft berm around it .
....Have you seen any fittings for liquid in or out ? The one pic supplied might have a conical tin lid . The bindings are certainly old.
What would oil......Oh, Pennsylvania ! I suppose .... have you seen oil wells in these areas ?