An early 20th century navigation light by BBT Paris.

Number: 48948

200 mm Fresnel lens.

Height: 112 cm.

Barbier, Benard, et Turenne, 82 Rue Curial, 19^e arr^t. Paris, was a French company founded in 1862 which manufactured the lighting systems and lenses for lighthouses. The company was founded in 1862 by Frederic Barbier and Stanislas Fenestre. Barbier, Benard, et Turenne (BBT) began with the production of Fresnel lenses. It later expanded into production of buoys, fog sirens, and complete lighthouses. It was the world leader in the construction of lighthouses in the late 19th century.

Literature: La lumière au bout du monde, Barbier, Bénard, et Turenne, Constructeurs de Phares. Ecomusée d’Ouessant. 1997.