- Buku AudioThe Motor Girls on a TourMargaret Penrose
- Buku AudioDorothy Dale - A Girl of TodayMargaret Penrose
- Buku AudioDorothy Dale At Glenwood SchoolMargaret Penrose
- Buku AudioDorothy Dale's Camping DaysMargaret Penrose
- Buku AudioDorothy Dale's Great SecretMargaret Penrose
- Buku AudioDorothy Dale's Queer HolidaysMargaret Penrose
- Buku AudioDorothy Dale In The CityMargaret Penrose
- Buku AudioThe Motor GirlsMargaret Penrose