Bertha Lum (American, 1879-1954) Forbidden City, 1929 Raised-line woodblock print with hand coloring 16-3/8 x 9-1/2 inches (41.6 x 24.1 cm) (sheet, dai-ōban) Signed and dated: copyright 1929 by Bertha Lum Property from the Nelkin Collection HID12401132022 © 2024 Heritage Auctions | All Rights Reserved