Editing

Great Britain · Penny Red, Plates (Large Crown watermark, perf 14)

Photographs

Front *

Back (optional)

AI assist

Use Claude Opus 4.7 vision to identify country, year, issue, catalog references, and value tier. Suggestions only — review and edit anything before saving.

Confidence

80%

Identification

Country *Year / rangeIssue / eraDenominationColorSubject / designDesignerPrinter

Catalog references

ScottStanley Gibbons (SG)Campbell Paterson (CP)Michel

Physical observations

Perf. topPerf. rightPerf. bottomPerf. leftWatermarkCondition

Value

Tier

Value low (USD)Value high (USD)

Workflow

Bring to expoFlag this stamp to review with a specialist at a stamp show.Question to ask expertExpert notes (after the show)Notes