Portrait of Queen Mary I by unknown artist, c.1590. English school. Oil on panel; 56 x 44.5cm. Sold at Christie’s in 2007 for £21,600. The portrait used to belong to Newburgh Priory near Coxwold, North Yorkshire, which was once visited by Mary’s aunt, Margaret Tudor, Queen of Scotland. The painting dates to a period when portraits of past royals were sought after. It may have even been part of a set of the Kings and Queens of England. Now owned by The Weiss Gallery…