The Machine Head reference article from the English Wikipedia on 24-Apr-2004
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Machine Head

For people who check facts
Machine Head is an album by Deep Purple, released in April 1972.

Track Listing

(all songs written by Blackmore/Gillan/Glover/Lord/Paice)

  1. "Highway Star"
  2. "Maybe I'm A Leo"
  3. "Pictures Of Home"
  4. "Never Before"
  5. "Smoke On The Water"
  6. "Lazy"
  7. "Space Truckin'"

Machine Head is also the name of a thrash metal band.

The term machine head refers to a type of tuning mechanism used with stringed instruments such as the guitar that uses worm gears to control the string tension.