The most mysterious manuscript. The Voynich "Roger Bacon" cipher manuscript
Carbondale: Southern Illinois University Press; London & Amsterdam: Feffer & Simons, [1978]. First edition, review copy with publisher's slip and announcement laid in; 8vo, pp. xii, [2], 175; 11 facsimiles of the MS.; fine copy in a fine jacket. This science or natural philosophy manuscript, all in cipher, is thought..... More