CREDIT SUISSE FIRST BOSTON MORTGAGE SECURITIES CORP., Depositor, DLJ MORTGAGE CAPITAL, INC., Seller, WELLS FARGO BANK, N.A., Master Servicer, Back-Up Servicer and Trust Administrator, WASHINGTON MUTUAL MORTGAGE SECURITIES CORP., Seller and Servicer,...Pooling and Servicing Agreement • June 4th, 2004 • CSFB Mortgage-Backed Pass-Through Certificates, Series 2004-Ar4 • Asset-backed securities • New York
