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Compare the lettering, symbols and layout with the mark on your piece.

Pictured year: 1911
The pictured year appears above the bison inside the floral frame. Deldare Ware names the line, while the Underglaze wording identifies decoration beneath the glaze.

Pictured year: 1909
The year is split across the signpost: 19 on the left and 09 on the right. Deldare Ware identifies the line, and Underglaze describes the placement of the decoration beneath the glaze.

Semi-vitreous describes the ceramic body, not a pattern name. The bison is enclosed by the Buffalo Pottery name above and the body description below. No year is shown in this example.
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