British Monotype’s adaptation of Baskerville. Made in roman and italic (Series 169, 1923), Semi-Bold with italic (313, 1932), Bold with italic (312, 1933), Bold Large Face (377, 1933), Extra Bold Titling (380, 1933). [Reichardt]
A digital version in 3 weights plus italics comes bundled with MacOS. Version 10 (2014) offers wide language support incl. Cyrillic, Greek, Vietnamese, Deseret, and more. Especially in the bolder weights, many non-English glyphs are faulty, though.