+2 to Chris (I happen to know that you meant #27 instead of #25). Nicely done! +1 to Nicole (unofficial) for titillating commentary! Reminder: Chris was right when he said that #19 must be Kapustin. Clue: there is more Alkan yet to be identified. Clue: it so happens that the composer of every piece whose number is evenly divisible by 3 is Medtner.