Drawing, Study of Siena Cathedral; Walter Shirlaw (American, b. Scotland, 1838–1909); USA; graphite and watercolor on paper; × 29 cm (16 7/8 × 11 7/16 in.)
Size: 3567px × 5153px
Photo credit: © piemags/CHB / Alamy / Afripics
License: Licensed
Model Released: No
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