Details
A late 19th Century clinometer
in mahogany and brass with a glass liquid-filled tube and reservoir horizontally mounted with divided brass plate above and makers plaque for Dewrance London, with eyes for mounting -- 22in. (58cm.) wide
in mahogany and brass with a glass liquid-filled tube and reservoir horizontally mounted with divided brass plate above and makers plaque for Dewrance London, with eyes for mounting -- 22in. (58cm.) wide