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: 1594 DATED: OCTOBER 8, 1997 MERRILL LYNCH & CO., INC. MEDIUM-TERM NOTES, SERIES B DUE NINE MONTHS OR MORE FROM DATE OF ISSUE FLOATING RATE NOTES
BASE RATE: Fed Funds (Prior Day Effective) INDEX MATURITY: One Day TRADE DATE: October 8, 1997 SETTLEMENT DATE: October 14, 1997 MATURITY DATE: October 14, 1999 REDEMPTION DATE: N/A OPTIONAL REPAYMENT DATES: N/A SPREAD: 0.190% (plus nineteen basis points) SPREAD MULTIPLIER: N/A MAXIMUM INTEREST RATE: N/A MINIMUM INTEREST RATE: N/A INTEREST RESET DATES: Daily INTEREST PAYMENT DATES: The fourteenth of January, April, July and October commencing January, 1998 through maturity, subject to following business day convention. INITIAL INTEREST RATE: TBD, October 14, 1997 FORM: Book-entry