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: 1551
DATED: JULY 29, 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: One Month
TRADE DATE: July 29, 1997
SETTLEMENT DATE: August 1, 1997
MATURITY DATE: August 3, 1998
REDEMPTION DATE: N/A
OPTIONAL REPAYMENT DATES: N/A
SPREAD: -0.050%
(minus five basis points)
SPREAD MULTIPLIER: N/A
MAXIMUM INTEREST RATE: N/A
MINIMUM INTEREST RATE: N/A
INTEREST RESET DATES: Monthly, using two business days prior.
INTEREST PAYMENT DATES: Monthly on the 3rd of each month commencing September 3, 1997,
through maturity, Subject to Modified Following Business Day
Convention.
INITIAL INTEREST RATE: 5.575%
FORM: Book-entry