000			00632cab a2200193 4500
001			WB2539-23
008			090401t1989 xxu||||| |||| 00| 0 eng d
035			_a(Sirsi) u58277
041			_aeng
245			_aRadar tracking of historic sites
260			_c1989
350			_a0
490			_aFinancial Times _v29/9/89 p33
520			_aDescribes a new instrument which combines radar and computer techniques to produce 3D maps of structures up to 30 metres below the surface which could show up historic sites under buildings.
650			_aCOMPUTERS
690			_aPRACTICE AND TECHNIQUES
942			_n0
948			_c04/03/1997
999			_c35561 _d35561