Star Trek - The Original Series Posters - Set 18, Fine art posters from Star Trek 's original series! Beautiful retro-style prints from TOS Episodes 5, 16, 34, and 43. Limited to just a single run of printings! Star Trek The Original Series Fine Art Poster Set 18 is an amazing lot of fine-art posters that true fans of the Star Trek television show's original series simply cannot do without. Set 19 features 4 retro-style Star Trek posters from TOS Episode 5 'The Enemy Within,' Episode 16 'The Galileo Seven', Episode 34 'The Apple,' and Episode 43 'Wolf in the Fold.' Each print measures 24-inches tall x 18-inches wide and is limited to a single run only! This is the nineteenth set in a line of retro-style art prints by artist Juan Ortiz that all take inspiration from Star Trek 's original series. There is a poster for every episode of the original Star Trek television series, including the first pilot, making 80 in all. Collect them all! Ages 13 and up.