January 1, 1998
DREYFUS 100% U.S. TREASURY FUNDS
Dreyfus 100% U.S. Treasury Money Market Fund
Dreyfus 100% U.S. Treasury Short Term Fund
Dreyfus 100% U.S. Treasury Intermediate Term Fund
Dreyfus 100% U.S. Treasury Long Term Fund
Supplement to Combined Prospectus
Dated May 1, 1997
EFFECTIVE JANUARY 1, 1998, THE FOLLOWING INFORMATION SUPPLEMENTS AND
SUPERSEDES ANY CONTRARY INFORMATION CONTAINED IN THE PROSPECTUS UNDER THE
CAPTION "HOW TO BUY SHARES."
The minimum initial investment is $750 for Dreyfus-sponsored Keogh
Plans, IRAs (including regular IRAs, spousal IRAs for a non-working spouse,
Roth IRAs, SEP-IRAs and rollover IRAs) and 403(b)(7) Plans with only one
participant and $500 for Dreyfus-sponsored Education IRAs, with no minimum on
subsequent purchases.
THE FOLLOWING INFORMATION SUPERSEDES ANY CONTRARY INFORMATION
CONTAINED IN THE FUND'S PROSPECTUS.
The Telephone Redemption Privilege is granted automatically unless
you specifically refuse it by checking the applicable "No" box on the Account
Application. The Telephone Redemption Privilege may be established for an
existing account by a separate signed Shareholder Services Form or by oral
request from any of the authorized signatories on the account by calling
1-800-645-6561.
USTFs0198
