Four Mason's Ironstone vases 19th century

Four Mason's Ironstone vases 19th century, a small near pair enamelled with little butterflies amidst gilt foliage, with pink kylin handles, a tall vase enamelled with birds perched on flowering gilt prunus, and a two-handled vase gilded and enamelled with flowers, all reserved on a rich mazarin blue ground, some damages and restoration, 23.7cm max. (4)