- The Empire of the Hittites: With Decipherment of Hittite Inscriptions
- An Elementary Grammar: With Full Syllabary and Progressive Reading Book, of the Assyrian Language, in the Cuneiform Type
- The Principles of Comparative Philology
- History of Egypt, Chaldea, Syria, Babylonia, and Assyria in the Light of Recent Discovery
- The First Chaldean Empire and the Hyksos in Egypt