Rare Antique J Potts and Son Grocers Elizabeth NJ Crock Jug. Rare antique stoneware crock jug. Has hair line fractures on the surface of the jug but does not go through. Feel free to ask any questions, thanks for looking. All items will be well packed and insured.Every item we sell has been hand selected, the condition is inspected. 30 Day Return Satisfaction Guarantee. All merchandise is stored in a smoke free environment.