A Decorative Trio of Early 20thC Graduating Slate Plaques Depicting Classical Greek ScenesOrigin: Probably Italian Period: Early 20thC Provenance: Unknown Date: c. 1920 40 The Largest: 13 w x 7. 5 h x 0. 5 d The Middle: 12 w x 7. 25 h x 0. 5 d The Smallest: 10. 75 w x 7 h x 0. 5 d The trio of early 20thC slate plaques, the fronts with a verdigris glazed wash to imitate bronze, each graduating in size, depicting classical Greek scenes in low relief within ruled borders, probably being grand tour pieces, surviving from the early part of