Turns out it is not the New York Lady Liberty, but the fine lady overseeing the New York-New York casino and hotel in Las Vegas. A sharp-eyed stamp collector caught the tiny differences — a patch, a hair curl and a eyelid lift — and told Linn’s Stamp News about the gaffe.

The Post’s Ed O’Keefe spoke to Roy Betts, a postal spokesman, who said the postal service would use the replica version. See if you can spot the differences below:

The New York lady (Video4net via Flickr )

The Las Vegas lady (Raj Hanchanahal Photography via Flickr )