DAOGUANG FOUR-CHARACTER IRON-RED SEAL MARK AND OF THE PERIOD

For another Daoguang bottle with a frog to one side and crickets to the other, see Au Hang, The Au Hang Collection of Chinese Snuff Bottles, Hong Kong, 1993, pp. 210-211, no. 285.

For another Daoguang-marked bottle painted with mating frogs, see Hugh Moss, Victor Graham and Ka Bo Tsang, The Art of the Chinese Snuff Bottle, The J & J Collection, Hong Kong, 1993, vol. I, p. 377, no. 219