{HEAD ~ The business record} 1 wherein said initially colorless coatings comprise self contained coatings of color formers and color developers in which either said color formers or said color developers are contained in {TAIL ~ pressure rupturable microcapsules} 
{ HEAD ~ The business record } 1 wherein said initially colorless coatings comprise self contained coatings of color formers and color developers in which either said color formers or said color developers are contained in { TAIL ~ pressure rupturable microcapsules }
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