AN OAK SQUARE; a large srew driver; a large pair of calipers; a brewer's boxwood rule--48in. (121.9cm) long; an astro compass in case; a mahogany and brass surveying level signed Richard ? Trevornow--23 7/8in. (60.6cm)long; and an American pattern mahogany surveying level with brass sights mismatched tripod