By David J. Eicher
Treasures of the collection of Owen Gingerich: Ephemerides of Johannes Kepler, Second Part, 1621–1628, with the Rudolphine Tables, published in Zagan, Poland, 1630, copy owned and annotated by the English polymath Robert Hooke (1635–1703); Owen Gingerich Collection, Harvard University, Cambridge, Massachusetts, photographed September 20, 2013.
Related blog: "A visit with Owen Gingerich, part 1"