细节
Berto, 20th Century
The Swimming Lesson
signed 'Berto'; pencil and watercolour heightened with white, unframed 5 x 9in. (12.5 x 23cm.); and ten unframed postcard designs by the same artist (11)
The Swimming Lesson
signed 'Berto'; pencil and watercolour heightened with white, unframed 5 x 9in. (12.5 x 23cm.); and ten unframed postcard designs by the same artist (11)