Ora et labora: the Benedictine motto unfurls on the banderole of the title-page of William Harvey’s masterful Exercitatio anatomica de motu cordis et sanguinis in animalibus (1628). This monastic motto, ‘‘Pray and work’’, seems an odd advertisement for an anatomy book. Harvey submitted his manuscript for publication to William Fitzer in Frankfurt, who commissioned it to one of the eight printer...