wˈaɪt ænd pˈɑːp ɹᵻmˈeɪnd ɐ dɪstˈɪŋkt ˈɛntᵻɾi bˌʌt dˈʊɹɹɪŋ ðə ɡɹˈeɪt dᵻpɹˈɛʃən dˈɛnɪs bɹˈʌðɚz mˌænjuːfˈæktʃɚd ˈɛndʒɪnz ɪn ðɛɹ sˈʌɹi wˈɜːks ænd sˈoːɹst dˈiːzəl ˈɛndʒɪnz ˈɛlswɛɹ.
White and Poppe remained a distinct entity but during the Great Depression Dennis Brothers manufactured engines in their Surrey works and sourced diesel engines elsewhere.