Similarly to Manzoni, Corti mixes fictional individual stories with actual history, going as far as inserting real characters in the plot: for example Father Carlo Gnocchi, Nilde Iotti, Agostino Gemelli, Corti's brother Piero (partly recognizable in Pino Riva).
Piero Sraffa | Piero Manzoni | Piero della Francesca | Piero de' Medici | Alessandro Del Piero | Piero Scaruffi | Piero Taruffi | ''The Baptism of Christ'', by Piero della Francesca | Piero Sicoli | Piero Gleijeses | Piero di Puccio | Piero Corti | Piero Angela | Gian Piero Reverberi | Alessio Corti | San Piero a Sieve | Piero Tosi | Piero Strozzi | Piero Simondo | Piero Piccioni | Piero Niro | Piero Marini | Piero Mariani (musician) | Piero Malvestiti | Piero Lissoni | Piero Folli | Piero Ferrari | Piero Fassino | Piero di Cosimo de' Medici | Piero Dente |