His father, Vincenzo, a tenant farmer on a large scale at La Manziana, had taken part in the defence of the Roman Republic under Garibaldi in 1849, was exiled by Pius IX., and reentered Rome in 1870 through the breach of Porta Pia.
In order, however, to impute the whole work to Anaximenes, Spengel took one of the most inexcusable steps ever taken in the history of scholarship. Without any manuscript authority he altered the very first words " three genera " (T pia -yin) into " two genera " (Suo -ybni), and omitted the words " one declamatory " (rO SE E7rLSEtKrucOv).
In the year 1663, the Pere de Moustier gave to his work on the churches and abbeys of Normandy the title of Neustria pia.
Ferdinand again became regent until his return, soon after which (1862) the new king married Maria Pia, daughter of Victor Emanuel II.
These dates are given in the following memorial distich with a frank indifference to quantity and metre "Vult Crux, Lucia, Cinis, Charismata dia Quod det vota pia quarta sequens feria."