图片文件尺寸 : 4166 x 4539px
William Roberts R.A.:Swan Upping
signed \’Roberts.\’ (lower centre)
watercolour and pencil, squared for transfer
27.6 x 22 cm. (10 7/8 x 8 5/8 in.) (sheet); 24 x 19 (9 3/8 x 7 1.2 in.) (image)
Executed circa 1919
威廉·罗伯茨R.A。 天鹅顶27.6 x 22厘米24 x 19
