Harvard University : Department of the History of Science : the collection of historical scientific instrument : horology : a 2009 documentation and study guide for use in horological research libraries : compiled for from their website at http://www.fas.harvard.edu/~hsdept/chsi.html /
by Fortunat F. Mueller- Maerki.
- 78 pages : illustrations ; 27 cm
Harvard University. Collection of Historical Scientific Instruments.
Astronomical clocks--Exhibitions. Clocks and watches--Exhibitions.