Gino Cassone

Gino Cassone

Eugenio Palumbo

Colombo Contardo

Aldo Gerardi

Domingo Giorgi

Giorgio Lorenzini

Ruggero Bisighin

Emilio Gola

Alfredo Caniato

Angelo Facchetti

Gerardo Tornelli

Carlo Di Vecchio

Ettore Muti

Circuito di Pietro Bordino – 1931

Luigi Arcangeli

Dribus (André Boillot)

Boris Ivanowski

Grand Prix de Monaco – 1931

Berliet – Engine

Berliet

Carrasco

Caillez

Circuit d’Esterel Plage – 1931

St Raphaël

André Minangoy

Mikael Angwerd

Henri Aimé-Martin

Jacquin

Umberto Klinger

Georges d’Arnoux

Grand Prix de Tunisie – 1931

Tracta D

Chevrolet 30

Auburn Special

Tracta – Engine

Oakland – Engine

Auburn – Engine

Tracta

Oakland

Auburn

Olle Grönkvist

Kaj Hansen

Harald Stenfeldt

Carl Jonsson

G. W. Nordenswahn

John Andersson

K. F. Thelander

Edgar von Hillern-Flinsch

Edvard Börjesson

Sveriges Vinter Grand Prix – 1931

Grand Prix – 1930

Gran Premio de San Sebastian – 1930

Tatra 52

Walter Super