Amazon.com: Sailor's Art C.Plath Antique Look Nautical Sextant 1712 Fully Working 9" Made with Solid Brass for Mariners, Surveyors : Home & Kitchen
Sextant with Artificial Horizon | Royal Museums Greenwich
Scott Polar Research Institute on Twitter: "Among the objects in our permanent display is Frank Worsley's sextant, used to navigate the James Caird to the safety of South Georgia so that the