EX-99.17 (AS APPROP) 13 stfproxycards.htm
VOTE BY TOUCH-TONE PHONE, THE INTERNET, OR BY MAIL

Option 1:

Automated Touch Tone Voting: Call toll-free 1-800-690-6903
and follow the recorded instructions.

T. Rowe Price
Invest With Confidence
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Option 2:

On the Internet at www.proxyvote.com and follow the on-screen
instructions.

Option 3:
Return this proxy card using the enclosed envelope.

999 999 999 999 99** (LEFT ARROW)


T. Rowe Price Developing Technologies Fund, Inc.

MEETING TIME:  8:00 A.M. EASTERN TIME
THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS

By my signature below, I appoint Edward C. Bernard and Jeffrey Rottinghaus as proxies to vote all Developing Technologies Fund shares that I am entitled to vote at the Special Meeting of Shareholders to be held on October 21, 2008 at 8:00 a.m., ET at the Four Seasons Hotel, 2800 Pennsylvania Avenue, N.W., Washington, D.C. 20007, and at any adjournments of the meeting. Messrs. Bernard and Rottinghaus may vote my shares, and they may appoint substitutes to vote my shares on their behalf. I instruct Messrs. Bernard and Rottinghaus to vote this proxy as specified on the reverse side, and I revoke any previous proxies that I have executed. The proxies will vote any other matters that arise at the meeting in accordance with their best judgment. I acknowledge receipt of the Developing Technologies Fund`s Notice of Special Meeting of Shareholders and proxy statement.

(DOWN ARROW)PLEASE SIGN, DATE, AND RETURN PROMPTLY IN THE ENCLOSED
ENVELOPE IF YOU ARE NOT VOTING BY PHONE OR INTERNET.


Date: __________________________


_______________________________________
Signature(s) (and Title(s), if applicable) (Sign in the Box)

NOTE:  Please sign exactly as name appears on this proxy.
Joint owners should each sign personally. Directors and other
fiduciaries should indicate the capacity in which they sign,

and where more than one name appears, a majority must sign.
If a corporation, this signature should be that of an
authorized officer who should state his or her title.

(DOWN ARROW)(DOWN ARROW)

CONTINUED ON REVERSE SIDE

Please refer to the Proxy Statement discussion of this proposal.

THE PROXY WILL BE VOTED FOR THE PROPOSAL IF YOU DO NOT SPECIFY OTHERWISE.

THE BOARD OF DIRECTORS RECOMMENDS A VOTE FOR THIS PROPOSAL.

(DOWN ARROW)(DOWN ARROW)

Please fill in box as shown using black or blue ink or number 2 pencil. / X /



FOR
AGAINST
ABSTAIN
1.
To approve or disapprove an Agreement and Plan of Reorganization ("Plan"). The Plan provides for the transfer of substantially all of the assets of
T. Rowe Price Developing Technologies Fund, Inc. (the "Developing Technologies Fund") to T. Rowe Price Science & Technology Fund, Inc. (the "Science & Technology Fund"), in exchange for shares of the Science & Technology Fund, and the distribution of the Science & Technology Fund shares to the shareholders of the Developing Technologies Fund in liquidation of the Developing Technologies Fund.
/ /
/ /
/ /

PLEASE SIGN ON THE REVERSE SIDE

DTF-2008