Youngest of the Marx brothers, Zeppo was also the last surviving member of the fraternity, dying of lung cancer in 1979. These 3-1/2" x 8-1/2" checks hail from the Security Pacific National Bank (1976-1979) and City National Bank (1969-1970). They average EX overall (w/staple marks) and feature "8-10" signatures. Auction LOA from JSA.