Putnam Investments
One Post Office Square
Boston, MA 02109
September 7, 2000
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, DC 20549
RE: Putnam Investment Funds:
Putnam Mid Cap Value Fund
Putnam Capital Opportunities Fund
(Reg. No. 33-56339) (811-7237) (the "Funds") Post-Effective Amendment
No. 33 to Registration Statement on Form N-1A
Ladies and Gentlemen:
Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, the
Funds hereby certify that the form of Prospectuses and Statements of
Additional Information that would have been filed on behalf of the Funds
pursuant to Rule 497(c) upon the effectiveness of Post-Effective Amendment
No. 33 to the Funds' Registration Statement on Form N-1A (the "Amendment")
would not have differed from that contained in the Amendment, which is the
most recent amendment to such Registration Statement and was filed
electronically on August 30, 2000.
Comments or questions concerning this certificate may be directed to
Kathleen Moynihan at 1-800-225-2465, ext. 11105.
Very truly yours,
Putnam Investment Fund
/s/ Gordon H. Silver
By: ----------------------------
Gordon H. Silver
Vice President
cc: John Towers
David Coombs
