<PAGE> PAGE 1
000 B000000 10/31/95
000 C000000 0000055611
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 U
001 A000000 KEYSTONE QUALITY BOND FUND (B-1)
001 B000000 811-092
001 C000000 6173383200
002 A000000 200 BERKELEY STREET
002 B000000 BOSTON
002 C000000 MA
002 D010000 02116
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
007 C010100 1
007 C010200 2
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
062 A000000 Y
062 B000000 0.0
062 C000000 0.0
062 D000000 1.1
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.0
062 J000000 0.0
062 K000000 0.0
062 L000000 0.0
062 M000000 45.1
062 N000000 14.6
062 O000000 0.0
062 P000000 17.5
062 Q000000 18.6
062 R000000 3.1
071 A000000 723631
<PAGE> PAGE 2
071 B000000 752458
071 C000000 296796
071 D000000 244
072 A000000 12
074 N000000 316958
074 T000000 310791
075 A000000 0
075 B000000 311131
077 A000000 Y
080 A000000 ICI MUTUAL INSURANCE COMPANY
080 B000000 FREDERICK JAMES
080 C000000 35000
081 A000000 Y
081 B000000 38
082 A000000 N
082 B000000 0
083 A000000 N
083 B000000 0
084 A000000 N
084 B000000 0
085 A000000 N
085 B000000 N
SIGNATURE KEVIN MORRISSEY
TITLE TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM ACCOUNTING
RECORDS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH ACCOUNTING
RECORDS.
</LEGEND>
<SERIES>
<NUMBER> 101
<NAME> KEYSTONE QUALITY BOND FUND (B-1) CLASS A
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> OCT-31-1995
<PERIOD-START> NOV-01-1994
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 294,488,098
<INVESTMENTS-AT-VALUE> 301,251,985
<RECEIVABLES> 15,654,914
<ASSETS-OTHER> 51,091
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 316,957,990
<PAYABLE-FOR-SECURITIES> 5,305,553
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 860,949
<TOTAL-LIABILITIES> 6,166,502
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 333,652,241
<SHARES-COMMON-STOCK> 20,148,901
<SHARES-COMMON-PRIOR> 22,658,079
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (575,212)
<ACCUMULATED-NET-GAINS> (29,049,428)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 6,763,887
<NET-ASSETS> 310,791,488
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 24,281,142
<OTHER-INCOME> 0
<EXPENSES-NET> (6,043,955)
<NET-INVESTMENT-INCOME> 18,237,187
<REALIZED-GAINS-CURRENT> (6,749,977)
<APPREC-INCREASE-CURRENT> 28,285,126
<NET-CHANGE-FROM-OPS> 39,772,336
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (19,000,432)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> (472,154)
<NUMBER-OF-SHARES-SOLD> 5,215,666
<NUMBER-OF-SHARES-REDEEMED> (8,523,861)
<SHARES-REINVESTED> 799,017
<NET-CHANGE-IN-ASSETS> (16,484,048)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> (703,858)
<OVERDIST-NET-GAINS-PRIOR> (22,396,458)
<GROSS-ADVISORY-FEES> (1,876,672)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (6,088,054)
<AVERAGE-NET-ASSETS> 311,131,278
<PER-SHARE-NAV-BEGIN> 14.44
<PER-SHARE-NII> 0.87
<PER-SHARE-GAIN-APPREC> 1.05
<PER-SHARE-DIVIDEND> (0.87)
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> (0.07)
<PER-SHARE-NAV-END> 15.42
<EXPENSE-RATIO> 1.96
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
