Portugal 1620b sheet

Portugal 1620b sheet of 4, MNH, $5.00. Michel Bl.49. Tile 1985: From entrance hall of Lisbon's Faculdade de Letras, by Jorge Barradas; Explorer and sailing ship, panel by Maria Keil, Avenida Infante Santo, Lisbon, Profile and key, mural by Querubim Lapa; Geometric design and flowers, by Manuel Cargaleiro.