Constructor	Drivers
AFM BMW	2
AFM Kuchen	1
Alta	2
Aston Butterworth	2
BMW	5
Bromme Offenhauser	1
Connaught Lea Francis	5
Cooper Bristol	6
Deidt Offenhauser	1
ERA Bristol	1
Ferrari	15
Frazer Nash	1
Frazer Nash Bristol	1
Gordini	5
HWM Alta	11
Kurtis Kraft Cummins	1
Kurtis Kraft Novi	2
Kurtis Kraft Offenhauser	18
Kuzma Offenhauser	1
Lesovsky Offenhauser	3
Maserati	8
Maserati Plate	2
OSCA	1
Sherman Offenhauser	1
Simca-Gordini	4
Stevens Offenhauser	2
Trevis Offenhauser	1
Veritas	8
Watson Offenhauser	1