AI identification & appraisal estimate

Ottman Bros & Co. 4-Gallon Bird Stoneware Crock

Submitted photo of Ottman Bros & Co. 4-Gallon Bird Stoneware Crock
Photo submitted by the user — not generated by AI

User's notes

Original Crock from min 100 years

These notes were written by the person who submitted this item. Appraiser.AI has not verified them, and the AI's identification and estimate may rely on them.

AI Estimated Value

Not an official valuation

$1,200 - $1,800

AI estimate as of February 3, 2026 · verify with a professional before acting

AI-Generated · Verify before acting

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AI Item Analysis

A late 19th-century American salt-glazed stoneware crock produced by the Ottman Bros & Co. in Fort Edward, New York. This cylindrical vessel features a capacity of approximately 4 gallons, as indicated by the incised numeral '4' located above the central decoration. This piece is crafted from durable, heavy-bodied clay with a traditional salt-glaze finish, typical of the regional potting traditions in the Hudson River Valley area. The front is decorated with a slip-trailed cobalt blue depiction of a large, stylized bird perched on a branch, a highly desirable folk art motif among collectors. Above the bird, the maker's mark 'OTTMAN BROS & CO. FORT EDWARD, N.Y.' is clearly impressed into the clay, though the stamp shows some slight blurring in the blue wash. Physically, the crock exhibits a creamy tan or 'putty' colored exterior with a smooth, slightly pitted orange-peel texture characteristic of salt firing. Notable condition issues include a small visible chip or kiln scar on the lower portion of the bird's body, and some surface discoloration or kiln-drip marks near the base. The piece reflects the peak period of American pottery craftsmanship from roughly 1870 to 1890, showing good symmetry and bold cobalt pigmentation.

AI Appraisal Report

I have conducted a visual examination of the Ottman Bros & Co. 4-gallon stoneware crock. This piece, originating from Fort Edward, N.Y., circa 1872-1892, showcases the high-quality salt-glaze and cobalt slip-trailing characteristic of the late 19th-century Hudson Valley tradition. The large bird motif is a classic folk art element that significantly enhances its desirability among collectors compared to simple floral or script designs. The symmetry and bold cobalt application suggest a skilled artisan. Based on image analysis, the 'orange-peel' texture and kiln scars are consistent with authentic 19th-century firing processes. Current market conditions for American stoneware remain robust for pieces with intact bird decorations and clear maker's marks. Similar Ottman Bros 4-gallon examples in excellent condition have recently sold at specialty auctions in the $1,500 range, though the visible kiln scar and minor discoloration slightly temper the upside. However, the presence of the incised '4' and the crispness of the bird's tail feathers provide strong visual appeal. Limitations: This appraisal is based solely on digital images. A definitive authentication requires an in-person inspection to verify the 'ring' of the clay (to detect hidden hairlines), assess the interior Albany slip for modern repairs, and check for black-light evidence of cobalt enhancement or professional restoration. Provenance documentation, such as family history or purchase records from known stoneware collections, would further solidify this valuation.

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