Model car, Germany, probably 2nd half of 20th century, hard plastic coloured, Atounion Renndienst with Audi symbol as lettering on transporter, racing car no. 31 in silver colour, inscription: Auto Union - racing car, type C, AVUS 1937, Büssing NAG, type 300, 1934, on red pedestal under plastic bonnet, 35x14x20cm.