Large Della Robbia twin handled 'Cantagalli'

Large Della Robbia twin handled 'Cantagalli' vase incised by Charles Collis and painted by Liz Wilkins with stylised leaves, dated1904, incised marks to base, 32cm high Illustrated in 'The Della Robbia Pottery Birkenhead 1894 - 1906' by Peter Hyland figure 166 page 156. Condition report: Some good restoration to both handle joins and the neck. Overall crazing.