A description of an accurate and simple method of adjusting Hadley's quadrant for the back observation. By Mr. Robert Blair. Published by order of the Committee of Longitude

A description of an accurate and simple method of adjusting Hadley's quadrant for the back observation. By Mr. Robert Blair. Published by order of the Committee of Longitude

de Robert Blair

Première publication en 1788 · 20 pages

Livres comme A description of an accurate and simple method of adjusting Hadley's quadrant for the back observation. By Mr. Robert Blair. Published by order of the Committee of Longitude

Autres livres de Robert Blair