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