EXHIBIT 4.20Credit Agreement • July 26th, 1999 • Meridian Resource Corp • Crude petroleum & natural gas • New York
EXHIBIT 4.21 FOURTH AMENDMENT FOURTH AMENDMENT, dated as of April 30, 1999 (this "FOURTH AMENDMENT"), to the Amended and Restated Credit Agreement (as amended, supplemented or otherwise modified from time to time), dated as of May 22, 1998 (the...Fourth Amendment • July 26th, 1999 • Meridian Resource Corp • Crude petroleum & natural gas • New York
