<PAGE> PAGE 1
000 A000000 05/31/97
000 C000000 0001002427
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002 A000000 TWO WORLD TRADE CENTER
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002 C000000 NY
002 D010000 10048
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008 D010001 LOS ANGELES
008 D020001 CA
008 D030001 90017
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010 C020001 NY
010 C030001 10048
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011 C010001 NEW YORK
011 C020001 NY
011 C030001 10048
012 A000001 DEAN WITTER TRUST COMPANY
012 B000001 84-1785
012 C010001 JERSEY CITY
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<PAGE> PAGE 2
012 C030001 07311
013 A000001 PRICE WATERHOUSE LLP
013 B010001 NEW YORK
013 B020001 NY
013 B030001 10036
014 A000001 TCW BROKERAGE SERVICES INC.
014 B000001 8-31114
015 A000001 THE BANK OF NEW YORK
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015 C020001 NY
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<PAGE> PAGE 3
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022 C000009 1797
022 D000009 860
022 A000010 UBS SECURITES INC.
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<PAGE> PAGE 4
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<PAGE> PAGE 5
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<PAGE> PAGE 6
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<PAGE> PAGE 7
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<PAGE> PAGE 8
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<PAGE> PAGE 9
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SIGNATURE BARRY FINK
TITLE VICE PRESIDENT
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
TCW-Mid Cap Growth
Semi-Annual 5/31/97
</LEGEND>
<CIK> 0001002427
<NAME> TCW/DW MID CAP GROWTH
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> NOV-30-1997
<PERIOD-END> MAY-31-1997
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<SHARES-COMMON-STOCK> 17422091
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<NET-CHANGE-IN-ASSETS> (35921346)
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</TABLE>