For the original FabergĂ© drawing of this trophy please see G. von Habsburg and M. Lopato, FabergĂ©: Imperial Jeweller, Milan, 1993, p. 397, n. 307. The drawing held in the State Hermitage Museum, St Petersburg (Inv. ERO III - 1593) is inscribed in Russian '1/2 of natural height / 900 rbls'.