Set of 3 Chinese brass box locks, 1 flat and narrow, one flat with pentagonal cross-section and a round headed key, and one in the shape of a fish. All three locks come with narrow, slide key, two of which are flat and rectangular, one of which is round and hollow, with the end pronged or bent to spring the lock. 18th century -1940s. Dimensions are: 2 1/4 inches long X 1 inch wide; 2 inches long X 1 1/16 inches wide; 3 5/8 inches long X 2 1/4 inches wide. All measurements are approximate. Condition: Overall good condition - all of the locks have a tendency to stick, some grit or tarnish in crevices, particularly of fish shaped lock.