Chicago live: 
Disc 1 - 1969 Amsterdam; 1970 Tanglewood.
Disc 2 - 1972 Tokyo Japan.
Disc 3 - 1973 Colorado; 1975 NYC; 1972 Crown Theatre.
Disc 4 - 1977 Amsterdam; 1977 Houston Texas.
Good-very good quality, b/w, color, approximately 8 hours. Includes standard DVD case w/artwork.