Medal commemorating the fourth centenary of the discovery of Brazil, 1900. Obverse: Within a laurel wreath bust of the discoverer Admiral Pedro Alvares Cabral (three-quarter left), coastline and a ship in distance behind (left) a trophy consisting of an orb, anchor, etc. below. Legend: 'DESCOBRIMENTO DO BRAZIL GLORIA Á PEDRO ALVARES CABRAL.' (The Discovery of Brazil. honour to Pedro Alvares Cabral.) Left: '1500'. Right: '1900'. Reverse: Within a band with stars, a kneeling winged figure, crowned and draped, writing an inscription on a rock. Legend: 'INSTITUTUM HISTORIC . GEOGRAPHIC . IN URBE FLUMIN . CONDIT . DIE . XXI OCTOBRIS A . D . MDCCCXXXVIII.' (The Institue of Historical Geography was founded in the City of Rio in 1838.) Inner line: 'AUSPICE PETRO SECUNDO.' (Under the auspices of Peter II.) Exergue: 'PACIFICA SCIENTIAE OCCUPATIO.' (The occupation of peaceful science.)