Obverse: winged Nike flying toward right, head turned back, holding thymiaterion in left hand, floral spray in right hand. Below, border of maeander & cross. Reverse: youth wearing long cloak proceeding to left, looking back, right hand raised to left shoulder, left hand holding staff. Wears wreath: athlete? Damaged. Amphora of Panathenaic shape. Early work of the Berlin Painter.
The Perseus Project. http://www.perseus.tufts.edu/hopper/artifactBrowser?object=Vase&field=Collection&value=University+Museum%2C+University+of+Pennsylvania.
Padgett, J. M. The Berlin Painter and His World: Athenian Vase-Painting in the Early Fifth Century B.C.. Princeton: Princeton University Art Museum, 2017. See: p. 376, B15
White, Donald J., Keith R. DeVries, David G. Romano, Irene B. Romano, and Yelena Stolyarik. The Ancient Greek World:The Rodney S. Young Gallery. Philadelphia: University of Pennsylvania Museum of Archaeology and Anthropology, 1995. See: p. 29
Boardman, John. "The Athenian Pottery Trade: The Classical Period." Expedition: The Magazine of the University of Pennsylvania Museum of Archaeology and Anthropology 21, no. 4. (1979): 33-39. See: p. 39
Beazley, John D. Paralipomena: Additions to Attic Black-Figure Vase-Painters and Attic Red-Figure Vase-Painters (Second Edition). Oxford: Clarendon Press, 1971. See: p. 342