Contributions from 

 The Museum of History and Technology: 



Paper 35 



The Borghesi Astronomical Clock 

 In the Museum of History and Technology 



Silvio A. Bedim 



DEVELOPMENT OF ASTRONOMICAL CLOCKS 32 



DESIGNER BORGHESI 33 



CLOCKMAKER BERTOLLA 34 



FIRST BORGHESI CLOCK 38 



SECOND BORGHESI CLOCK 41 



BORGHESIAN THEORY OF THE UNIVERSE 54 



LAST YEARS 57 



THE CLOCKS OF BARTOLOMEO ANTONIO BERTOLLA 59 



APPENDIX 71 



BIBLIOGRAPHY 76 



