GTS CORP <GTSC> 4TH QTR DEC 31 LOSS Shr loss 48 cts vs loss 10 cts Net loss 1,234,000 vs loss 259,000 Revs 715,000 vs 1,941,000 Year Shr loss 1.26 dlrs vs loss 34 cts Net loss 3,229,000 vs loss 870,000 Revs 3,001,000 vs 9,767,000 NOTE: 1986 net both periods includes 672,300 dlr writedown of value of seismic laboratory and 165,000 dlr increase in reserve for doubtful accounts.