Chicago House
House Music grew from the underground post Disco club culture of the early 80s. A select few DJ's (incl; Ron Hardy, Frankie Knuckles,Farley "Jackmaster" Funk,Ralph Rosario) altered the Disco sound to make it less pop oriented. Chicago house is the earliest style of House Music, with TRAX and D.J. International Records being the two original Chicago House Music labels.Ron Hardy - Sensation TX109 1985- about £200 for a decent copy.