The Periphery

From BattleTechWiki

The Periphery may refer to:

• The Periphery, the region of sparsely colonized space surrounding the Inner Sphere.
• The Periphery, the first sourcebook about the region. Released in 1988.
• The Periphery, 2nd Edition, the second sourcebook about the region. Released in 1996.
• Field Manual: Periphery, the third sourcebook about the region. Released in 2001.
• Handbook: Major Periphery States, the fourth sourcebook about the region. Released in 2009.