Letter X is a Hard'n'Heavy Rock Band from Stuttgart Germany founded in 1989.
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APPEARANCES +
Various
German Rock Project - The Ballad Album
1992, CD, 
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, Soft Rock/Hard Rock
Various
SPV New Releases - Spring / Summer / 91
1991, CD, Comp, Promo, SPV Records, ,
, Heavy Metal/Electro/Pop Rock/Disco/Indie Rock/Euro House/Techno
Various
Sound & Action - German Hardrock & Heavy Metal Rarities Volume 4
2024, 2xCD, Comp, Golden Core
Various
MVP Compilation Series Fantasy
1997, CD, Album, Comp, Zero Corporation, Master Volume Project
Various
SPV New Releases 3/92 Popkomm Special
1992, CD, Comp, Smplr, Dig, Spv Records, ,
, Hard Rock/Prog Rock/Pop Rock/Dance-pop/Techno/Thrash/Hardcore
Various
Steamhammer - Compilation 90/91
1990, Cass, Promo, SPV GmbH, ,
, Heavy Metal
Various
Steamhammer - Compilation 90/91
1990, Cass, Comp, SPV GmbH