letter; re C-2010 with apology to David Crookes. author: Gabriel AGM - 14 Nov 2014; volunteers needed!. [Bulletin] author: Goodwin 2011: The oboes of Richters: about methods of research in woodwind instruments - part 2; points of departure, a close look at a boxwood oboe by Hendrik Richters. author: Bouterse 2012: Frans Brüggen, 1934-2014; his recorders, the traverso. author: Bouterse 2013: Gansars, catlines, pistoys and lyons - those silken lute strings?. author: Downing 2014: A few more notes on silk strings (in support of C-2013); "A trial of silk strings", with Jacob Heringman & "Strings of silk and other textiles", by Alexander Rakov. author: Goodwin 2015: The oboes of Richters: about methods of research in woodwind instruments - part 3; methods for comparing instruments. author: Bouterse 2016: The oboes of Richters: about methods of research in woodwind instruments - part 4; the keys. author: Bouterse John Downing 49