900footjesus@lemmy.worldtoWhat is this thing?@lemmy.world•Found in the floor of my basement, about 10 inches down. House was built in 1954.English
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1 year ago…and nothing underneath?
…and nothing underneath?
Are there any wires attached that aren’t in the picture? First thing I thought of was some kind of grounding device.
I would do that. Start on the side away from the bolts and see if that is a lid.