The fourth volume in this epic (now 27 volumes) study of China. This volume, part 1, is entirely devoted to physics. Near fine black cloth with illustrated boards and bright gilt (as new) title on the spine. Only a hint of edgewear. Hinges tight inside and out. Very clean pages with no foxing or browning. no prior owner marks. Dustjacket has minor edge wear and is protected by a clear, mylar sleeve.