Or, you can post good clear pictures of he poster, unframed, with special attention to photographing any wording on marks along the margins, and someone here may be able to help. Be sure to include the exact dimensions, too.
If you're asking for help from the board, you can start by posting a photograph of the full work and close-ups of any printer's marks, etc. Also details as to size and type of paper stock.
Or, you can post good clear pictures of he poster, unframed, with special attention to photographing any wording on marks along the margins, and someone here may be able to help. Be sure to include the exact dimensions, too.
Your question is none too specific, so here's a really vague answer: if it's priced at the sort of figure you'd expect to pay for a reprint, the chances are it's a reprint.
