REXHAM CORP <RXH> 1ST QTR NET Shr 70 cts vs 42 cts Net 2,918,000 vs 1,746,000 Sales 68.3 mln vs 53.5 mln NOTE: 1987 net includes pretax gain 400,000 dlrs from change in pension accounting. 1987 results include Production Graphics Corp and Systems Technology and Weapons System Test Divisions of NEw Technology Inc, acquired December 30, 1986.