The first is late 19th century, probably English, the equinoctial compass features a hinged chapter ring with Roman numerals and a collapsible gnomon, there is a sectorial scale to set the latitude by raising or lowering the chapter ring (2 1/2 in.) (tarnish and oxidation); the second is a rare Baum Birmingham 1870s folding instrument with engraving to the plate and the gnomon, the central shield is marked by the maker (rust to compass indicator).

Private Collection of an Antiquarian, Charlotte, North Carolina