AI identification & appraisal estimate

Vintage 3-Cent Thomas Jefferson Postage Stamp on Envelope Corner

This name is the AI's identification of the item — it may be incorrect.

Submitted photo of Vintage 3-Cent Thomas Jefferson Postage Stamp on Envelope Corner
Photo submitted by the user — not generated by AI

AI Estimated Value

Not an official valuation

$0.10 - $0.50

AI estimate as of July 23, 2026 · verify with a professional before acting

AI-Generated · Verify before acting

Everything on this page is generated by AI for informational purposes only. AI can make mistakes — the AI may misidentify items or misattribute them (artist, maker, brand, designer, origin, era). This is not an official valuation and should not be used for insurance, sale, tax, estate, legal, or lending purposes — or any decision requiring a certified appraisal. It is not an authoritative claim about any person, brand, or rights holder — do not share or rely on it as a factual statement about a third party. Always consult qualified professionals before making financial decisions.

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AI Item Analysis

AI can make mistakes
This image displays a corner of a vintage paper envelope bearing a postmarked purple postage stamp. The stamp is printed in a shade of purple ink and depicts a profile portrait facing right. Text printed on the stamp reads 'UNITED STATES POSTAGE' at the top, 'THOMAS JEFFERSON 1801-1809' below the portrait, and '3 CENTS 3' along the bottom edge. The stamp appears to be consistent in design with the US Presidential Series (often referred to as the 'Prexies') issued in the late 1930s. A black ink cancellation mark consisting of wavy horizontal lines is visible stamped across the face of the postage stamp and extending onto the surrounding paper. The paper envelope itself shows light yellowing, edge wear, fraying at the upper right corner, and minor surface texture, consistent with age and postal handling. Without physical inspection, precise identification of the specific paper variety or perforation gauge cannot be confirmed.

AI Appraisal Report

AI can make mistakes
Based on what I can see in the provided image, this item appears to be a used 3-cent Thomas Jefferson postage stamp from the 1938 Presidential Series (commonly known as the 'Prexies'), affixed to an envelope corner with a wavy line cancellation. From a photo, I can evaluate the general design and surface condition, but I cannot verify specific paper types, watermark variations, precise shade distinctions, or exact perforation gauges, which would require an in-person physical inspection. The 3-cent Jefferson stamp was produced in vast quantities to cover the standard domestic letter rate during its era, making it one of the most common U.S. definitive stamps ever issued. The corner fragment shows visible wear, including fraying, yellowing, and heavy cancellation ink across the portrait face. Because of its extreme commonality and secondary condition as a clipped piece rather than a full cover, collector demand for this specific issue remains very low. Values for standard used examples of this common stamp typically range from $0.10 to $0.50 as a filler item or novelty fragment. If a physical examination were to reveal an extremely rare perforation error, inverted watermark, or notable plate variety, the value could increase, though such occurrences are exceptionally rare. Conversely, if identified merely as a common damaged clipping, it holds negligible commercial value outside of bulk mixture lots. Full authentication and precise variety identification would require hands-on evaluation using specialized philatelic tools such as a perforation gauge, watermark fluid, and high-power magnification.

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