Second version, 1868
The second version of the translation was extended to one hundred-and-ten quatrains, with a revised introduction, in which FitzGerald took distance from the mystical interpretation by J.B. Nicolas (1867).
Rubáiyát of Omar Khayyám, The Astronomer-Poet of Persia. Rendered into English Verse. Second Edition. London: Bernard Quaritch, Piccadilly. 1868
Collation: - Square octavo: pp.xviii + 30, consisting of: Title-page as above [pp. i, ii, with imprint on verso, "John Childs and Sons, Printers"]; [Introduction] pp. [iii]-xviii; Text and notes, pp. -30; Imprint as above at foot of p. 30. Issued in a paper wrapper, containing title as above within a two-line border. The text is headed "Rubáiyát of Omar Khayyám" only.
Second version (Kellscraft Studion)