Exhibit 99.5(A) INVESTMENT MANAGEMENT AGREEMENT AGREEMENT made the 19th day of August, 1993, by and between KEYSTONE CUSTODIAN FUND, SERIES B-4, a Pennsylvania common law trust (the "Fund"), and KEYSTONE MANAGEMENT, INC., a Nevada corporation (the...Investment Management Agreement • November 28th, 1995 • Keystone High Income Bond Fund B-4 • Massachusetts
BY AND BETWEENSubcustodian Agreement • November 28th, 1995 • Keystone High Income Bond Fund B-4 • Massachusetts
ARTICLE 1Keystone High Income Bond Fund B-4 • November 28th, 1995 • Pennsylvania
INTRODUCTIONUnderwriting Agreement • November 28th, 1995 • Keystone High Income Bond Fund B-4
EXHIBIT 99.6(A) PRINCIPAL UNDERWRITING AGREEMENT AGREEMENT made as of the 19th day of August, 1993 by and between KEYSTONE CUSTODIAN FUND, SERIES B-4 (the "Fund"), and KEYSTONE DISTRIBUTORS, INC., a Delaware corporation (the "Principal Underwriter")....Principal Underwriting Agreement • November 28th, 1995 • Keystone High Income Bond Fund B-4 • Massachusetts
Exhibit 99.5(B) INVESTMENT ADVISORY AGREEMENT AGREEMENT made the 19th day of August, 1993, by and between KEYSTONE MANAGEMENT, INC., a Nevada corporation (the "Manager"), and KEYSTONE CUSTODIAN FUNDS, INC., a Delaware corporation (the "Adviser")....Investment Advisory Agreement Agreement • November 28th, 1995 • Keystone High Income Bond Fund B-4 • Massachusetts
KEYSTONE CUSTODIAN FUND, SERIES B-4 FIRST AMENDMENTKeystone High Income Bond Fund B-4 • November 25th, 1996
