So we have:
#22 - Lancia Aprilia - Enrico Adanti
#23 - Auto Avio 815 - Enrico Beltracchini
#24 - Fiat 1500 - Pietro Gianni
#28 - Lancia Aprilia - Agostini
And the picture shows the starting grid of the "up to 2000cc" cars at 1947 Coppa Acerbo - Circuito di Pescara.
All the five points are for Jean-Marie H!!
Below the complete picture with #21 - Ferrari 159S - Franco Cortese (2°OA)
MPC