Matthias Buchinger (1674-1739) performed on more than a half-dozen musical instruments, some of his own invention. He exhibited trick shots with pistols, swords and bowling. He danced the hornpipe and deceived audiences with his skill in magic. He was a remarkable calligrapher specializing in micrography--handsome, precise letters almost impossible to view with the naked eye--and he drew portraits, coats of arms, landscapes and family trees, many...