Constructor	Drivers
AFM BMW	3
AFM Bristol	1
BMW	2
Bromme Offenhauser	1
Connaught Lea Francis	9
Cooper Alta	5
Cooper Bristol	9
Del Roy Offenhauser	1
EMW	1
Ferrari	11
Gordini	8
HWM Alta	8
Kurtis Kraft Novi	1
Kurtis Kraft Offenhauser	30
Kuzma Offenhauser	6
Lesovsky Offenhauser	1
Maserati	12
OSCA	2
Schroeder Offenhauser	1
Simca-Gordini	2
Stevens Offenhauser	2
Turner Offenhauser	1
Veritas	8
Watson Offenhauser	1