Jens Olsen's Clock; Mortensen, Otto

Dust Jacket: Yes. Unclipped.

External Condition: Very good. Some wear and small closed tears to the edges.

Internal Condition: The first and last several pages have some water damage to the bottom right corners and the endpapers are grubby, otherwise clean throughout.

Author/Editor: Mortensen, Otto.

Publisher: Technological Institute Publishing Department.

Year: 1957.

Edition: 1st.

Binding: Hardcover.

Illustrated: Yes, B&W.

Language: English.

Page Count: 156.

Keywords: horology, clock, Jens Olsen, Strasbourg clock, synchronoscope, triple-dial.

The book for sale is the one in the photo.