newest incunabulum was written by Abú Ma'shar (787-886).
It was purchased by the Dean of the Libraries, Sul Lee, in celebration
of the fiftieth year of the program in the history of science.
Introductorium in astronomiam.
Augsburg: Erhard Ratdolt, 7 February 1489.
was one of the most important and prolific writers on astrology
during the Middle Ages. Synthesizing astrological learning from
a wide variety of Islamic sources, he was very important in the
development of science in Islam. The first edition of this book
and the only one printed during the fifteenth century, it was
the most frequently quoted astrological text in the West, and
was important in the transmission of Aristotelian knowledge. The
printer, Ratdolt, was the same person who printed the Kalendarium.
A native of Augsburg, he went to Venice in 1475 and set up a printing
shop with two colleagues, producing many beautiful books, including
the 1482 first printed edition of Euclid's Elements of Geometry
also held by the Collections.