✅ SOLVED Very Small With Square in Middle

[Joe Davis]

Found this yesterday with my AT Pro. Writing on one says Pat. Aug 30 1892. Item is about 1/2" round.

Thanks

 

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Family Maps of Hinds County, Mississippi, Deluxe Edition - Grab it through Amazon!

[Mud Hut]

A wick adjuster knob for an oil/kerosene lamp

 

[Joe Davis]

Thank you