[ARTICLE] 6
[CIK] 0000721648
[NAME] SMITH BARNEY TELECOMMUNICATION TRUST
[SERIES]
   [NUMBER] 1
   [NAME] SB TELECOMMUNICATION INCOME FUND
<TABLE>
<S>                             <C>
[PERIOD-TYPE]                   6-MOS
[FISCAL-YEAR-END]                          DEC-31-1998
[PERIOD-END]                               JUN-30-1998
[INVESTMENTS-AT-COST]                       11,226,886
[INVESTMENTS-AT-VALUE]                      76,004,838
[RECEIVABLES]                                   82,819
[ASSETS-OTHER]                                       0
[OTHER-ITEMS-ASSETS]                                 0
[TOTAL-ASSETS]                              76,087,657
[PAYABLE-FOR-SECURITIES]                       151,900
[SENIOR-LONG-TERM-DEBT]                              0
[OTHER-ITEMS-LIABILITIES]                            0
[TOTAL-LIABILITIES]                            151,900
[SENIOR-EQUITY]                                      0
[PAID-IN-CAPITAL-COMMON]                     6,589,570
[SHARES-COMMON-STOCK]                          544,809
[SHARES-COMMON-PRIOR]                          546,591
[ACCUMULATED-NII-CURRENT]                            0
[OVERDISTRIBUTION-NII]                           6,328
[ACCUMULATED-NET-GAINS]                      4,489,798
[OVERDISTRIBUTION-GAINS]                             0
[ACCUM-APPREC-OR-DEPREC]                    64,777,952
[NET-ASSETS]                                75,850,992
[DIVIDEND-INCOME]                              989,831
[INTEREST-INCOME]                                6,854
[OTHER-INCOME]                                       0
[EXPENSES-NET]                                 352,837
[NET-INVESTMENT-INCOME]                        643,848
[REALIZED-GAINS-CURRENT]                     5,122,071
[APPREC-INCREASE-CURRENT]                    3,602,469
[NET-CHANGE-FROM-OPS]                        9,368,388
[EQUALIZATION]                                       0
[DISTRIBUTIONS-OF-INCOME]                      647,995
[DISTRIBUTIONS-OF-GAINS]                     5,811,045
[DISTRIBUTIONS-OTHER]                                0
[NUMBER-OF-SHARES-SOLD]                              0
[NUMBER-OF-SHARES-REDEEMED]                     20,705
[SHARES-REINVESTED]                             18,923
[NET-CHANGE-IN-ASSETS]                       2,577,536
[ACCUMULATED-NII-PRIOR]                              0
[ACCUMULATED-GAINS-PRIOR]                    5,178,772
[OVERDISTRIB-NII-PRIOR]                          2,181
[OVERDIST-NET-GAINS-PRIOR]                           0
[GROSS-ADVISORY-FEES]                          213,297
[INTEREST-EXPENSE]                                   0
[GROSS-EXPENSE]                                352,837
[AVERAGE-NET-ASSETS]                        78,370,926
[PER-SHARE-NAV-BEGIN]                           134.06
[PER-SHARE-NII]                                 001.21
[PER-SHARE-GAIN-APPREC]                         016.19
[PER-SHARE-DIVIDEND]                            001.22
[PER-SHARE-DISTRIBUTIONS]                       011.02
[RETURNS-OF-CAPITAL]                                 0
[PER-SHARE-NAV-END]                             139.22
[EXPENSE-RATIO]                                 000.91
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0
</TABLE>