April 7, 2025
Mark with A circle shape frame with SP written | #33827
- Category: Ceramics
- Classification: ...
- Full company name: ...
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- Successor Company: ...
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- Description: A circle shape frame with SP written inside it and Oven written on the left, Proof written on right, Steubenstone written under it above Sardinia written bold above Steubenville Division written above Canonsburg Pottery Co. U.S.A.
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Keywords:
circle
Oven proof
Steubenstone
Sardinia
Steubenville
- Contributor: ...