A 19th-Century brass surveying Y level, by W. & L.E. Gurley, the telescope with rack and pinion focusing, bubble level, graduated scale, located on twin clamps over the limb, with 4 screw tripod mounting, some accessories, and makers trade label, in fitted mahogany case - 22 5/8in. (57.5cm.) wide.
A 19th-Century brass surveying Y level, by W. & L.E. Gurley, the telescope with rack and pinion focusing, bubble level, graduated scale, located on twin clamps over the limb, with 4 screw tripod mounting, some accessories, and makers trade label, in fitted mahogany case - 22 5/8in. (57.5cm.) wide.
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Create an alert.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
.jpg "Source: Christie's")
