
| Autor: | BERTELE, Hans von |
| Páginas: | 310 págs. págs. |
| Fecha: | 1991 |
| Precio: | 187,00 € |
The Problem of Longitude. Forerunners of the Mechanical Chronometer. The Heroic Epoch. Sea Travel & Geographical Discovery. The Epoch of Fine Mechanics. Offcial Evaluations: Competitions, their Certificates and Certification, Testing Organization & Regulations. Chronometer Development in the 20th Century. Tourbillons & Carousels. Bibliography.