Vintage ashtrays 1950 hedgehogs by Walter Bosse for Hertha Baller

Very nice set of ashtrays family of nesting hedgehogs by walter bosse in green patinated metal edited by hertha baller circa 1950 in good condition. The whole displays a slight patina of time. Austrian production of the 50s, walter bosse is known for his zoomorphic artistic productions in brass. First edition, they are in excellent condition. Height: 8 cm - width: 11 cm - depth 7 cm.