Isaac, >Thanks Barrie, for the info , what a precision, by the way. My Olivier Barli >book have all piano patents from 1849 to 1979 (1720 patents, 350 only where >from outside of France) What is the title of Mr Barli's book? Thanks. Some early Blüthner pianos also were equipped with adjustable flanges. Ron O -- ______________________________ Website: http://www.overspianos.com.au Email: mailto:ron@overspianos.com.au ______________________________
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