Clean set of six ink and ballpoint signatures, “Peter Cetera,” “Robert Lamm,” “Walt Perry,” “Lee Loughnane,” “Best Wishes, Danny Seraphine, Chicago,” and “Peace! Terry Kath, ‘Chicago,’” on individual multi-colored 7 x 8.25 sheets. Consignor notes that signatures were originally obtained by a concert promoter in Tokyo circa 1971; an unsigned Japanese program for the band’s 1971 tour is also included. In overall fine condition. A near-complete set of the founding members, including the sought-after Terry Kath, who passed away in 1978 at age 30. Pre-certified REAL.