A pair of partridges moulded biscuit porcelain sculpture from the Vista Alegre Factory polychrome decoration mark No. 33 (1968-1971), limited and numbered series of 150 copies, copy No. 148, sculpture by Carlos Calisto Dimensões (altura x comprimento x largura) - 32 cm Notes: a similar copy can be found in the Vista Alegre Factory Museum. - vd. "Vista Alegre - Porcelanas". Lisbon: Edições INAPA, 1989, p. 210