456 doi: 10.1097/ALN.0000000000001287 The art mousike (Greek for “pertaining to the Muses”) naturally embraced music itself, and “well-pleasing” Euterpe (right) was the Muse of Music. On this Italian card advertising a company cofounded by chloroform pioneer Justus von Liebig (1803 to 1873), Euterpe is depicted playing the double-reeded, double-piped aulos. Veiled next to her stands Polyhymnia ...