FILE NO. 333-28537 RULE 424(B)(3) PROSPECTUS SUPPLEMENT (TO PROSPECTUS DATED JULY 7, 1997) (TO PROSPECTUS SUPPLEMENT DATED JULY 7, 1997) PROSPECTUS NUMBER: 1579 DATED: SEPTEMBER 19, 1997 MERRILL LYNCH & CO., INC. MEDIUM-TERM NOTES, SERIES B DUE NINE MONTHS OR MORE FROM DATE OF ISSUE FLOATING RATE NOTES
BASE RATE: LIBOR INDEX MATURITY: 3 Month TRADE DATE: September 19, 1997 SETTLEMENT DATE: September 24, 1997 MATURITY DATE: September 24, 1999 REDEMPTION DATE: N/A OPTIONAL REPAYMENT DATES: N/A SPREAD: -0.010% (minus one bps) SPREAD MULTIPLIER: N/A MAXIMUM INTEREST RATE: N/A MINIMUM INTEREST RATE: N/A INTEREST RESET DATES: Quarterly INTEREST PAYMENT DATES: The 24th of March, June, September and December commencing December 1997 through Maturity, subject to Modified Following Business Day convention. INITIAL INTEREST RATE: TBD, September 22, 1997 FORM: Book-entry