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1933 Act Rule 497(j)
1933 Act File No. 2-73948
1940 Act File No. 811-3258
STRADLEY, RONON, STEVENS & YOUNG, LLP
2600 ONE COMMERCE SQUARE
PHILADELPHIA, PA 19103
(215) 564-8000
Direct Dial: (215) 564-8095
April 4, 1997
FILED VIA EDGAR
U.S. Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549
Attn: Filing Desk
Re: DFA INVESTMENT DIMENSIONS GROUP INC.
FILE NOS. 2-73948 AND 811-3258
RULE 497(j) FILING
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Ladies and Gentlemen:
Pursuant to Rule 497(j) under the Securities Act of 1933, this letter
serves as certification that the forms of Prospectuses and Statements of
Additional Information that would have been filed under paragraph (c) of Rule
497 would not have differed from those contained in Post-Effective Amendment
Nos. 45/46 to the Registration Statement of DFA Investment Dimensions Group Inc.
which was filed with the SEC electronically on March 28, 1997.
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U.S. Securities and Exchange Commission
April 4, 1997
Page 2
Please direct any questions or comments relating to this certification
to me or, in my absence, to Brian Vargo at (215) 564-8129.
Very truly yours,
/s/Michael V. Farrell
Michael V. Farrell, Esquire
cc: Ms. Irene R. Diamant
Catherine Newell, Esquire
Ms. Marti Wiles
Stephen W. Kline, Esquire
Brian S. Vargo, Esquire
