Vintage Stoneware Sulferic Acid Crock 5.75" dia, 3.5" tall - No Lid, Ceramic

Vintage Stoneware Sulpheric Acid "Poison" Crock 5.75" dia, 3.5" tall - No Lid, Ceramic. I do not know the age of this piece and cannot see any makers mark on it. Used with signs of use - minor scrapes, nicks, chips, & stains. No cracks or major chips. Please Look Closely at photos to determine condition

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