Line of Position Navigation: Sumner and Saint Hilaire: the Two Pillars of
39,37 €
A unique, concise resource for the history of Line of Position navigation. Two nineteenth century navigators created the basic concepts of celestial naval navigation we still use today: Thomas H. Sumner of America, and Marcq Saint-Hilaire of France."
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![Produktbild - Philosophie Anatomique, (Sciences) [French] by Etienne Geoffroy Saint-Hilaire](https://i.ebayimg.com/thumbs/images/g/l3wAAeSwOopoBs4E/s-l140.jpg)
