Les Horloges Astronomiques

4to. Illustrated with 458 illustrations in the text, mostly b/w photographs, but also some charts and drawings. Printed by Millot Frères, Besançon. The cover printed in red and black.
A survey of clocks and astrological instruments, grouped by country (most of them Europoean). With an introduction by E. Esclangon, followed by a brief historical survey. The only non-European clocks can be found here, and in the chapter on Isphahan.