3D Anaglyph – Pilgrims Progress – Procol Harum guitar cover A Salty Dog, Cover, Coverversion Pilgrims progress, Songcover Pop, Coverversion Procol Harum, Coversong Rock, The Definite Collection, Anaglyph video. RED/CYAN glasses need to view in 3D (RED=left eye) This song was on the Salty Dog album. Still learning it – that’s why I’m reading from a … Like 0 Thanks! You've already liked this