Lot Essay
The iconography is the Old Testament story of the return of the spies that Moses sent into the land of Canaan to report back on the wealth and nature of the land (Numbers xiii. 23). This iconography was used on both Jewish and Christian lamps, cf. C. Metzger, Catalogue des lampes en terre cuite grecques et chrétiennes, Musée du Louvre, Paris, 1986, p. 118, no. 134, for similar.