The Curtis String Quartet was an American string quartet based in Philadelphia, Pennsylvania.The quartet as an entity was formed in 1932 with initial members Jascha Brodsky, Benjamin Sharlip (violins), Max Aronoff (viola), and Orlando Cole (cello). After Sharlip's departure in 1934 to join the Philadelphia Orchestra, the position was filled by Charles Jaffe; it was with him that they achieved many of their earliest milestones.