Christiaan Huygens' The Pendulum Clock or Geometrical Demonstrations Concerning the Motion of Pendula as Applied to Clocks
Ames, IA: The Iowa State University Press, 1986. First Edition. Octavo; printed dust jacket over dark red boards; 182pp. Black and white illustrations. Mild rubbing and a couple minor smudges to dust jacket. Boards a trifle rubbed; binding sound; pages unmarked; Very Good or better. More