Detail of proper left side of torso. The square cast-on patch (yellow overlay) is an original repair of a hole left during casting by the presence of a mold extension. After Leone Leoni (Italian, 1509–1590), Emperor Charles V, Innsbruck, second half of the 16th century, H. 109 cm (National Gallery of Art, Washington, DC, Samuel H. Kress Collection, inv. 1952.5.104). See Smith, Dylan, and Wendy Sepponen. 2019. “‘Comparable to the Very Tips of Their Spades’: Technical and Political Connections among Serial Busts of Charles V.” Facture: Conservation, Science, Art History 4:34–65..