many of the ideas from Eastern Front in Legionnaire for Avalon Hill in 1982. Legionnaire uses the same map engine to simulate the Roman legions fighting the barbarians, but modifies it to move units in real time. In 2013 Crawford publicly released the source code of several of his games, including Eastern Front. References Bibliography Chris Crawford, "Chapter 18. Eastern Front (1941)" , Chris Crawford on Game Design, O'Reilly, 2003, pg. 131–137 Scott Mace, "Chris Crawford's Kingdom", InfoWorld, August 27, 1984, pg. 34 Jerry White, "Eastern Front", ANALOG Computing, Number 5 (1982), pg. 22 Robert DeWitt, "With Legionnaire, fight Caeser's battles on Atari", InfoWorld, February 14, 1983, pg. 56 External links atariarchives.com; Eastern Front by Chris Crawford – APX Cat. No. 20050 atariarchives.com; source code for Eastern Front – APX Cat. No. 20095 atarimania.com; Atari Eastern Front (1941) information and scans (APX package). Atari Age; Eastern Front (1941), Atari – RX8039. 1981 video games Atari 8-bit family games Atari 8-bit family-only games Atari Program Exchange software Computer wargames Chris Crawford (game designer) games Commercial video games with freely available source code Origins Award winners Turn-based strategy video games Video games developed in the United States Video games set in the Soviet Union World War II video games