40004830, Marlborough, 171, Herakles wrestling with Antaios; Herakles with billowing cloak and lionskin, his club on the ground before him. Ground line., Unknown, Boardman, J., Scarisbrick, D., Wagner C., Zwierlein-Diehl, E: The Marlborough Gems (2009), Story-Maskelyne, M.H.: The Marlborough Gems (1870), no. 171, Lapis Lazuli

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