<PAGE> PAGE 1
000 A000000 04/30/97
000 C000000 0000081247
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0
000 J000000 A
001 A000000 PUTNAM CONVERTIBLE INCOME GROWTH TRUST
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001 C000000 6172921000
002 A000000 ONE POST OFFICE SQUARE
002 B000000 BOSTON
002 C000000 MA
002 D010000 02109
003 000000 N
004 000000 N
005 000000 N
006 000000 N
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007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
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008 B000001 A
008 C000001 801-7974
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008 D030001 02109
011 A000001 PUTNAM MUTUAL FUNDS CORP.
011 B000001 8-5088
011 C010001 BOSTON
011 C020001 MA
011 C030001 02109
012 A000001 PUTNAM INVESTOR SERVICES
012 B000001 84-401299
012 C010001 BOSTON
012 C020001 MA
012 C030001 02109
013 A000001 COOPERS & LYBRAND L.L.P.
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013 B020001 MA
<PAGE> PAGE 2
013 B030001 02109
015 A000001 PUTNAM FIDUCIARY TRUST COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02109
015 E010001 X
018 000000 Y
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019 C000000 PUTNAMFUND
020 A000001 GOLDMAN SACHS
020 B000001 13-5108880
020 C000001 33
020 A000002 PRUDENTIAL SECURITIES
020 B000002 22-2347336
020 C000002 25
020 A000003 EDWARDS (A.G.) & SONS INC.
020 B000003 43-0895477
020 C000003 20
020 A000004 BANKERS TRUSTERS INC.
020 B000004 13-4941247
020 C000004 15
020 A000005 BEAR STEARNS & CO.
020 B000005 13-4946705
020 C000005 13
020 A000006 MERRILL LYNCH, PIERCE, FENNER & SMITH
020 B000006 13-5674085
020 C000006 13
020 A000007 ROYAL ALLIANCEASSOCIATES, INC.
020 B000007 93-0987232
020 C000007 8
020 A000008 SALOMON BROTHERS, INC.FENNER & SMITH, INC.
020 B000008 13-3082694
020 C000008 8
020 A000009 DONALDSON, LUFKIN & JENRETTE SECURITIES CORP.
020 B000009 13-2741729
020 C000009 8
020 A000010 WARBURG (S.G.) & CO., INC.
020 B000010 13-3340045
020 C000010 7
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022 B000001 13-2518466
022 C000001 4794466
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022 C000002 497601
022 D000002 30684
022 A000003 UBS SECURITIES
<PAGE> PAGE 3
022 B000003 13-2932996
022 C000003 186466
022 D000003 6924
022 A000004 MORGAN (J.P.) & CO.
022 B000004 13-3224016
022 C000004 176167
022 D000004 5471
022 A000005 WARBURG (S.G.) & CO., INC.
022 B000005 13-3340045
022 C000005 92335
022 D000005 5393
022 A000006 MERRILL LYNCH, PIERCE, FENNER & SMITH, INC.
022 B000006 13-5674085
022 C000006 60333
022 D000006 20011
022 A000007 SALOMON BROTHERS
022 B000007 13-3082694
022 C000007 42347
022 D000007 20188
022 A000008 MORGAN STANLEY INC.
022 B000008 13-2655998
022 C000008 37543
022 D000008 17007
022 A000009 SMITH, BARNEY, HARRIS, UPHAM & CO.
022 B000009 13-1912900
022 C000009 19731
022 D000009 9846
022 A000010 FIRST BOSTON CO.
022 B000010 13-5659485
022 C000010 16092
022 D000010 6647
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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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SIGNATURE PAUL BUCUVALAS
TITLE VICE PRESIDENT
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
Putnam Convertible Income Growth Trust
</LEGEND>
<SERIES>
<NUMBER> 3
<NAME> CLASS A
<S> <C>
<PERIOD-TYPE> OTHER
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<INVESTMENTS-AT-COST> 1,100,682,595
<INVESTMENTS-AT-VALUE> 1,204,760,465
<RECEIVABLES> 22,789,583
<ASSETS-OTHER> 8,166,526
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,235,716,574
<PAYABLE-FOR-SECURITIES> 26,131,718
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 4,064,912
<TOTAL-LIABILITIES> 30,196,630
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,055,583,208
<SHARES-COMMON-STOCK> 48,546,910
<SHARES-COMMON-PRIOR> 42,292,622
<ACCUMULATED-NII-CURRENT> 1,867,809
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 41,887,397
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 106,181,530
<NET-ASSETS> 1,205,519,944
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<INTEREST-INCOME> 17,863,297
<OTHER-INCOME> 0
<EXPENSES-NET> 6,217,918
<NET-INVESTMENT-INCOME> 22,233,028
<REALIZED-GAINS-CURRENT> 41,617,980
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<DISTRIBUTIONS-OF-INCOME> (21,584,195)
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<NUMBER-OF-SHARES-SOLD> 6,757,504
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<AVG-DEBT-PER-SHARE> 0
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
Putnam Convertible Income Growth Trust
</LEGEND>
<SERIES>
<NUMBER> 3
<NAME> CLASS B
<S> <C>
<PERIOD-TYPE> OTHER
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<INVESTMENTS-AT-COST> 1,100,682,595
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<TOTAL-ASSETS> 1,235,716,574
<PAYABLE-FOR-SECURITIES> 26,131,718
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<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
Putnam Convertible Income Growth Trust
</LEGEND>
<SERIES>
<NUMBER> 3
<NAME> CLASS M
<S> <C>
<PERIOD-TYPE> OTHER
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<INVESTMENTS-AT-COST> 1,100,682,595
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<OVERDISTRIBUTION-GAINS> 0
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<INTEREST-INCOME> 17,863,297
<OTHER-INCOME> 0
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<NUMBER-OF-SHARES-REDEEMED> (160,044)
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</TABLE>
