Years active: 1952 to 1954
Layouts used:
1948 to 1954
Motorsport Database
Racingcircuit.info
Wikipedia
Key:
AC - Assetto Corsa
AMS - Automobilista
AMS 2 - Automobilista 2
GPL - Grand Prix Legends
rF1 - rFactor
rF2 - rFactor 2