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~~ <br />DATA BASE FILE: Enviroline <br />ITEM DESCRIPTORS: <br />Pitch? or Dip? or Inclin? and Coal and Subsidence <br />CITATIONS: (Total ~ 1) <br />Ground subsidence resulting from underground gasification of coal <br />w <br /> <br />• <br />'~ <br />k.. ~. <br />i=' <br />J '• <br />~ - . <br />A-5 <br />