A label on the underside of the foot, reading: "acheté à Rhodes, 1905." Jean Audy (1906-1962), Paris. Archéologie, Millon & Associés, Paris, 21 May 2008, lot 287
The L.C. Group is named for painters of late Attic calyx-kraters.
For a closely-related example, in terms of the shape and subject, compare the dinos in Leiden, pp. 34-35, pls. 192.1-4 and 195.1 in M.F. Vos, Corpus Vasorum Antiquorum, the Netherlands, Leiden, Rijksmuseum van Oudheden, Fasc. 4.