Details
A combined compass and clinometer,
in lacquered brass with silvered dial and scales, folding sights, spirit levels, 0-90 clinometer scales, removable square base with 0-9cm. scale on one edge and pivoted staff-socket -- 3.5/8in. (9.2cm.) square, in defective leathercloth covered case, probably French, late 19th century
in lacquered brass with silvered dial and scales, folding sights, spirit levels, 0-90 clinometer scales, removable square base with 0-9cm. scale on one edge and pivoted staff-socket -- 3.5/8in. (9.2cm.) square, in defective leathercloth covered case, probably French, late 19th century