The high point of this week in classical music is surely the Lieder recital by the superlative German baritone Christian Gerhaher and his regular pianist collaborator, Gerold Huber, sponsored by the Vocal Arts Society at the Embassy of Austria (October 11, 7:30 p.m.). Gerhaher’s most recent Lieder recording is a knockout, and his program for Thursday night is devoted entirely to songs by Robert Schumann. THE SYMPHONY: >> Riccardo Chailly brings his La Scala Philharmonic…

This week, the free concerts are at the top of my classical music picks, because everyone loves to hear music for free, especially when it promises to be of such high quality as most of these concerts. LIBRARY OF CONGRESS: >> It is finally time to go hear excellent chamber music at the Library of Congress again. This Wednesday (October 11, 8 p.m.), one of the finest chamber groups around, the Beaux Arts Trio, will…