The distinguished Czech conductor Karel Ančerl forged a distinctive orchestra style during his 18 years as conductor of the Czech Philharmonic Orchestra, and many traces of that style remain in Czech music today. He left Czechoslovakia after the country was invaded by the Soviet Union in 1968, and left his imprint as well on several major Western ensembles. Ančerl amassed a substantial recording catalog, dating back to the 1940s. His work on the podium has been abundantly documented in digital reissues, including the 1961 album Mahler, Sibelius, Janacek, which appeared anew in...