Robert Lamm

Chicago XChicago, 1976Keyboards, Vocals, Written-By, Arranged By Chicago VChicago, 1972Keyboards, Vocals, Written-By ChicagoChicago, 1970Written-By Chicago Transit AuthorityChicago Transit Authority, 1969Arranged By, Keyboards, Lead Vocals, Written-By At Carnegie Hall - April 9, 1971Chicago, 2022Vocals, Keyboards If You Leave Me NowChicago, 1982Written-By Chicago XIVChicago, 1980Performer, Written-By Chicago VIIChicago, 1974Arranged By, Written-By, Synthesizer, Electric Piano Chicago VIChicago, 1973Performer Chicago Live In JapanChicago, 1972Keyboards, Vocals, Written-By Chicago IIIChicago, 1971Keyboards, Vocals, Words By, Written-By Chicago At Carnegie Hall (Volumes I, II, III And IV)Chicago, 1971Keyboards, Vocals