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Welcome to Postmark Shapes!
Welcome to a forum built around the shapes and structures of postmarks. You can browse discussions on region themes, duplex cancels, scan sharpness, and album sequences, and share your own observations when ready. Guests are invited to read freely and join in wherever a topic fits.
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Postmark Shapes — Dating and Attribution Notes
Discuss dating and attribution notes in the context of postmark shapes. Include methods, observations and useful examples.
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