I went into the basement yesterday to go through my vinyl collection and see what old Prog Rock I had hiding away.What I encountered was a history lesson of my own journey through musical time. Here's a partial list made up mostly of the trailblazers I consider to have laid the path that's resulted in today's Prog Rock best.Automatic ManThe BeatlesTony BanksPeter Banks (with Phil Collins, Steve Hackett, and Jan Akkerman)Barclay James HarvestBe Bop DeluxeAdrien Belew - "Rhinocerous"Brand X - "Unorthodox Behaviour"CamelAl DiMeolaElectric Light OrchestraEmerson Lake and PalmerFlash and the PanFocus - "Hocus Pocus"GenesisHawkwindSteve Harley and Cockney RebelJethro Tull (oddly, I think, these guys come up often in Prog Rock lists, but I don't hear them that way)Jean Michel Jarre - (Electronica)JourneyKlaatuKing CrimsonMars Volta (Current)Moody BluesMike Oldfield "Tubular Bells"Alan Parsons ProjectPFMJen Luc Ponty (Violin)Pink FloydRadioHead (Current)Porcupine Tree (Current)Todd Rundgren and UtopiaSpirit - "The 12 Dreams of Dr. Sardonicus"Sparks (Different)Paul Simon (I only put this here because "Graceland" is one of the finest produced pieces of vinyl ever made)StrawbsThe TubesUriah HeepRick WakemanYesVan Der Graaf Generator