Werke:
- Travels in Arabia, Vol. 1.. Oman and Nakab el-Hajar
- Travels to the city of the Caliphs along the shores of the Persian Gulf and the Mediterranean, Vol. 2
- Travels to the city of the Caliphs along the shores of the Persian Gulf and the Mediterranean, Vol. 1
- Travels in Arabia, Vol. 2.. Sinai, survey of the Gulf of Akabah, coasts of Arabia and Nubia