In Greek mythology, Calliope is the Muse who presides over eloquence and epic poetry, so called from the ecstatic harmony of her voice. Hesiod and Ovid called her the "Chief of all Muses".
Fresco of Calliope, muse of epic poetry, from the Villa Moregine, western triclinium A
Calliope, muse de l'éloquence et de la poésie épique (Calliope, muse of eloquence and epic poetry)
In Greek mythology, Clio, also spelled Kleio, Cleio, or Cleo, is the muse of history, or in a few mythological accounts, the muse of lyre-playing.
Clio on an antique fresco from Pompeii
Print of Clio, made in the 16th–17th century. Preserved at the Ghent University Library.
Statue of Clio by Albert Wolff in Berlin
Clio, Muse of History by Johannes Moreelse