DescriptionMARoute20.svg English: 600 mm by 600 mm (24 in by 24 in) Massachusetts Route shield, made to the specifications of the 1996 edition of Construction
Schmales Hinweisschild auf den Hauptstrecken der Route der industriekultur |Source=eigene Arbeit |Date=2008-05-20 |Author= [[User:NatiSythen|NatiSythen]] |Permission=
DescriptionPanel informativo Ma-20 sentido Aeropuerto salida 8 (1999).svg Español: Panel informativo de la autopista Ma-20 sentido aeropuerto en la salida