Vintage label for Madeira Velho Boal, a fortified wine produced by Spratley & Ca. on the island of Madeira, Portugal.Key DetailsWine Type: Boal (or Bual) is one of the four noble white grape varieties used for Madeira. It produces a medium-rich, dark, and sweet wine, falling between the dry Verdelho and the very sweet Malmsey.Velho: This Portuguese term means "Old," indicating that the wine underwent significant aging in oak casks (the canteiro method).Producer: Spratley & Ca. was a historic wine merchant and exporter active in the 19th and early 20th centuries.Imagery: The label features several exhibition medals and a central coat of arms, a common practice at the time to signify quality and international recognition.