Compare a similar luohan bed in the collection of the Nelson-Atkins Museum of Art, Kansas City, illustrated in R.H. Ellsworth, Chinese Furniture: Hardwood Examples of the Ming and Early Ch'ing Dynasties, New York, 1971, p. 145, pl. 36, and a zitan luohan bed in the collection of Mrs. Zhu Guangmu, Beijing, illustrated in Wang Shixiang, Classic Chinese Furniture: Ming and Early Qing Dynasties, London, 1986, pl. 122.
See, also, a similar but more austere luohan bed, without carved decoration, illustrated in R.D. Jacobsen, Classical Chinese Furniture in the Minneapolis Instititute of Arts, Minneapolis Institute of Arts, 1999, pp. 82-83, no. 22.
For a discussion of the varied uses of this style of bed, see Sarah Handler, "Comfort and Joy: A Couch Bed for Day and Night," Journal of the Classical Chinese Furniture Society, Winter 1991, pp. 4-19, and the corresponding chapter in her Austere Luminosity of Chinese Classical Furniture, Berkeley, 2001, ch. 9, pp. 122-138.