The court of Holy Roman Emperor Rudolf II produced nothing more amazing than the Mira calligraphiae monumenta, a brilliant demonstration of two arts--calligraphy and miniature painting. The project began when Rudolf's predecessor, Ferdinand I, commissioned master calligrapher Georg Bocskay to create a model book of calligraphy. A preeminent scribe, Bocskay assembled a vast selection of contemporary and historic scripts. Years later, at Rudolf's...