The Aleppo Codex Mystery NYTimes* Aleppo Codex - Read online The Aleppo Codex, against which the Leningrad Codex was corrected, is several decades older, but parts of it have been missing since 1947, thus making the Leningrad Codex the oldest complete codex of the Tiberian mesorah that has survived intact to this day. >= Aleppo, Syria Aleppo , Aram Soba (Tsova) and Halab are interchangeable nam...