South Central Upstate NY in the foothills of the headlands
'72 RS Kit/Musketeer Advantage with 8" & 10" DD coils/Fisher F75se(Upgraded to LTD2) with 11" DD & 6.5" concentric coils/Sunray FX-1 Probe/Black Widows/Rattler/F-Point/Merlin SXL Pinpointers
Re: any guess
Looks like the fairing around a steering box from a small tractor - the hole would be where the steering wheel shaft exited. Fastener flanges on the inside? Dimensions or size?
America was founded by tough hell-raisers. Rugged citizens who evaded taxes, spoke strongly against tyranny, grew tobacco, brewed beer, distilled spirits, and smuggled weapons. And it will be saved by those same types of citizens.