The Portland Collection, Commemorative Medals, Mexico, Augustín de Ituribide (1783-1824), President, then Emperor, silver Proclamation medal, 1821, by J. Guerrero, crowned imperial eagle with snake on a cactus, rev. legend in 7 lines, MEJICO EN LA SOLEMNE PROCLAMACION DE LA INDEPENDENCIA DEL IMPERIO A 27 DE OCTUBRE DE 1821, 34mm. (Gove 5a), light scratching above MEJICO, extremely fine, scarce