Peter Max, was born in 1937, he became a great American Pop Artist and was very influential and imitated in advertising in the 60's and 70's.
His art is very collectible, and now with the internet, you can find all kinds of his art, books, prints and more from all over the world!
Above, I have organized a page from Ebay of his artwork for sale, and you can bid, buy or search from this page as it is current and live and is always updating itself.
Just click on the link and then on any title for more information, or to go surfing further through the category. If you are not registered with Ebay, just follow the prompts for registration, its free and have fun!