FOURTH SUPPLEMENTAL INDENTURESupplemental Indenture • April 22nd, 1997 • Nb Capital Trust Iv • National commercial banks • New York
500,000 Capital Securities NB CAPITAL TRUST IV (a Delaware Trust) 8 1/4% Capital Securities (Liquidation Amount of $1,000 per Capital Security) UNDERWRITING AGREEMENT ---------------Underwriting Agreement • April 22nd, 1997 • Nb Capital Trust Iv • National commercial banks • New York
