A Della Robbia Pottery plaque

A Della Robbia Pottery plaque, rectangular cast in low relief with a naked young boy playing two pipes whilst two boys listen and relax, in blue, green and turquoise on a white ground, painted DR, Birkenhead incised number, minor chips, 29.5 x 12.8cm. Provenance Hannah Jones (Della Robbia artist), thence by descent when purchased by the present collector in 1971.