In 1910 he had published a collection of his patriotic speeches, and a volume La Ligue des Patriotes containing further extracts from them appeared two years after his death.
Every evening extracts from his great works, the Canon and the Sanatio, were dictated and explained to his pupils; among whom, when the lesson was over, he spent the rest of the night in festive enjoyment with a band of singers and players.
His latest work was Secreta Secretorum or Secrets of Old Philosophers, rhymed extracts from a pseudo-Aristotelian treatise.
Three views were held: that the Auctor copied from Cicero; that they were independent of each other, parallelisms being due to their having been taught by the same rhetorician at Rome; that Cicero made extracts from the Rhetorica, as well as from other authorities, in his usual eclectic fashion.
Of the Historians' History of the World (" Times " ed., 1907), which also includes considerable extracts from Russian works not elsewhere translated.