Two enameled porcelain 'dragon' snuff bottles

Two enameled porcelain 'dragon' snuff bottles
19th/early 20th century
Each cylindrical bottle with a wide mouth, thin lip; one depicting a dragon with long whiskers gliding over turbulent waves; the second painted on a bright yellow ground in green enamel, depicting a spirited dragon pursuing a flaming pearl amongst clouds, the recessed foot inscribed with a Daoguang mark in iron-red seal script.
3 and 3 1/8in (7.6 and 8cm) high