Space Station Zemo originally was published in Inquest magazine in 1998. It’s very hard to find a secondhand copy these days, so a helpful gamer scanned the game and posted it it for people to read, and perhaps recreate for personal use.
Board Games
Unconditional Surrender: Case Blue Print and Play Wargame
Unconditional Surrender: Case Blue is a free print and play wargame for two players about campaigns in southern Russia from 1942 – 1943.
Farrapos Print and Play Wargame
Farrapos is a free print-and-play boardgame about the 1835 – 1845 revolution in Brazil.
Periplus Ancient Naval Game
Periplus is a free two player wargame that abstracts a battle between two fleets of ancient greek warships.
Battle of The Ring
Battle of the Ring is a free-for-the-download, print-and-play reproduction of a game first published in Wargamer magazine in 1977. For two to three players (Sauron, Saruman, Alliance).