 Pari gbolohun ti o tẹle: Awọn didara ti awọn fireemu rẹ ni a mọ nipasẹ diẹ ninu awọn ẹlẹsẹ ẹlẹsẹ ti o tobi julọ ti akoko naa, bi Harry Grant, ẹniti o ṣẹgun World Motor-paced One Hour Record nipa lilo fireemu Selbach, ati Albert Richter, ẹniti o gba : 1932 Olùdíje Agbaye fún Ìdánwò Ìdánwò. 