Antique Miniature Painting of a work by G Boltraffio Polish Artist Zofia Zielinska-Porayska Hand Painted on bone An Antique, Vintage Miniature Painted by Polish miniaturist artist Zofia Zielinska-Porayska (1924-2016). It is an oil painting and measures a petite 1.5” x 2”. Pthe Painting is in very good overall condition with only minor wear. There is a small hanger on the top where a chain has been added