In the 1960s and ’70s, before VHS tapes, porn was shown in theaters, usually seedy theaters. That meant they had to be creative — dare we say smart — with their sexual innuendos and double entendres.

It also meant they had to have posters, which were often not just creative, but comedic. Here are the best adult-film posters, those that defined the era with a healthy dose of sleaze and satire…