It is considered as the oldest extant biographical work in Persian literature and the most important collection of biographies of Persian poets. As an example of the diversity of the material in the Lubab, it is considered the earliest known work in Muslim literature in which a compass is described in sea navigation.
Only two hand-written copies are known to exist, one was owned by Nathaniel Blend in 1846 and the other resides in the Berlin Imperial Library. Later, the orientalist Edward Brown published Blend's copy in 1906.
- The Cambridge History of Iran, Ed. J. A. Boyle, (Cambridge University Press, 1968), 616.
- Hidden Treasures(Pata khazana), Transl. Khushal Habibi, (University Press of America, 1997), 23.
- Hidden Treasures(Pata khazana), 23.
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