Columbia subject headings:
Harvard subject headings:
Air pilots, Military--Training of--Italy--Castiglione del Lago--History.
Flight training--Italy--History.
SAI (Society)--History.
Scuola caccia di Castiglione del Lago--History.
Trasimeno, Lake (Italy)--History.
Princeton subject headings:
Airplane factories--Italy--Castiglione del Lago--History.
Flight schools--Italy--Castiglione del Lago--History.
SAI (Society)
Scuola caccia di Castiglione del Lago.