Chelys Small 186×320 Medium 372×640 Large 595×1024 Download Tiff Original 1394×2400 | (293.1 KB) Description "Chelys, from a vase in the British Museum, where also are fragments of such an instrument, the back of which is of shell." —The Encyclopedia Britannica, 1903 Keywords Chelys, instrument, lyre, shell, vase Galleries Ancient Greek Musical Instruments, Stringed Musical Instruments Source: The Encyclopedia Britannica, New Warner Edition (New York, NY: The Werner Company, 1893)