Lot Essay
The standard medieval recension of the text and the first mathematical book of any importance to make its appearance in print. Thomas-Stanford (pp. 3-4) observes how "it was the first attempt -- and a highly successful one -- to produce a long mathematical book illustrated by diagrams. In his dedicatory letter to the Doge Ratdolt says that he had often wondered why the great output of the Venetian printing presses included so few and so insignificant mathematical works. He had discovered that this was due to the difficulty of printing the diagrams without which such books were almost unintellegible, and he had set himself to overcome the difficulty." The editio princeps, printed in Greek type, was published by Johann Herwagen in Basle in 1533.