 These included the publication of the Syriac text of "An ancient Syrian martyrology" in the October 1865 issue.He then went on to publish texts and translations of various works listed below.He also translated and edited Caspari's "Grammar of the Arabic Language" (2 vols., London, 1859–62); collected and edited "Opuscula Arabica" (Leyden, 1859)

His main achievement was as a cataloguer of manuscript collections.