WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000862502
<NAME> Strategic Bond Fund
<SERIES>
   <NUMBER>008
   <NAME>The Salomon Brothers Investment Series

<S>                             <C>
<PERIOD-TYPE>                  6-MOS
<FISCAL-YEAR-END>                               Dec-31-2000
<PERIOD-END>                                    Jun-30-2000
<INVESTMENTS-AT-COST>                           108,853,409
<INVESTMENTS-AT-VALUE>                          113,217,523
<RECEIVABLES>                                     2,288,732
<ASSETS-OTHER>                                          380
<OTHER-ITEMS-ASSETS>                                      0
<TOTAL-ASSETS>                                  115,506,635
<PAYABLE-FOR-SECURITIES>                         10,780,303
<SENIOR-LONG-TERM-DEBT>                                   0
<OTHER-ITEMS-LIABILITIES>                         1,241,761
<TOTAL-LIABILITIES>                              12,022,064
<SENIOR-EQUITY>                                           0
<PAID-IN-CAPITAL-COMMON>                        117,905,470
<SHARES-COMMON-STOCK>                             6,985,161
<SHARES-COMMON-PRIOR>                             7,065,838
<ACCUMULATED-NII-CURRENT>                          (698,521)
<OVERDISTRIBUTION-NII>                                    0
<ACCUMULATED-NET-GAINS>                          (5,568,391)
<OVERDISTRIBUTION-GAINS>                                  0
<ACCUM-APPREC-OR-DEPREC>                         (8,153,987)
<NET-ASSETS>                                    103,484,571
<DIVIDEND-INCOME>                                         0
<INTEREST-INCOME>                                 5,927,582
<OTHER-INCOME>                                            0
<EXPENSES-NET>                                      974,913
<NET-INVESTMENT-INCOME>                           4,952,669
<REALIZED-GAINS-CURRENT>                           (751,166)
<APPREC-INCREASE-CURRENT>                        (3,488,732)
<NET-CHANGE-FROM-OPS>                               712,771
<EQUALIZATION>                                            0
<DISTRIBUTIONS-OF-INCOME>                         2,685,642
<DISTRIBUTIONS-OF-GAINS>                                  0
<DISTRIBUTIONS-OTHER>                                     0
<NUMBER-OF-SHARES-SOLD>                             559,300
<NUMBER-OF-SHARES-REDEEMED>                         756,853
<SHARES-REINVESTED>                                 116,876
<NET-CHANGE-IN-ASSETS>                           (7,826,881)
<ACCUMULATED-NII-PRIOR>                            (701,425)
<ACCUMULATED-GAINS-PRIOR>                        (5,425,039)
<OVERDISTRIB-NII-PRIOR>                                   0
<OVERDIST-NET-GAINS-PRIOR>                                0
<GROSS-ADVISORY-FEES>                               403,621
<INTEREST-EXPENSE>                                        0
<GROSS-EXPENSE>                                   1,048,355
<AVERAGE-NET-ASSETS>                             67,753,894
<PER-SHARE-NAV-BEGIN>                                 9.810
<PER-SHARE-NII>                                       0.450
<PER-SHARE-GAIN-APPREC>                              (0.400)
<PER-SHARE-DIVIDEND>                                  0.380
<PER-SHARE-DISTRIBUTIONS>                             0.000
<RETURNS-OF-CAPITAL>                                  0.000
<PER-SHARE-NAV-END>                                   9.480
<EXPENSE-RATIO>                                        1.99



</TABLE>