How do you identify which 1973 edition you have of Dark Side of the Moon and its value?

To identify which 1973 edition of "The Dark Side of the Moon" you have, check the matrix numbers etched in the run-out groove of the vinyl, which can indicate the pressing and country of release. Look for characteristics like the label design, the presence of a poster or stickers in the packaging, and the condition of the record itself. For value assessment, consult recent sales on platforms like Discogs or eBay, and consider factors such as rarity, condition, and any unique features.