Brass theodolite, signed "H.Morin, 11 rue Dulong à Paris".
Adjustable telescope for vertical and horizontal. Optical axis with pinion gears and knob. Elevation tangent scale and azimuth scale with silver limbe. Spirit/bubble level on the plate. Secondary, adjustment telescope with magnetic needle, under the plate. Tripod base with three leveling screws.
With its case.
Circa 1900.
Dimensions: Height: 27 cm (10-1/2 in.).
Length: of telescope: 21 cm (8-1/4 in.).
Dimensions of case: Height: 35 cm (13-3/4 in.). Width: 20 cm (7-3/4 in.). Depth: 25 cm (9-3/4 in.).
H.Morin, 11 rue Dulong à Paris.
Provenance :
- 数量 1
- 参照号码 Expertissim : 2010060008