A Chinese monochrome copper-red glazed brush washerQing Dynasty, Guangxu mark and of the periodStanding on a short tapered foot rising to compressed globular body, applied with dark copper red glaze to the exterior and interior, with a white rim, the base with six-character mark in underglaze blue, 8.2cm diameter.清光緒 銅紅釉洗，青花「大清光緒年製」楷書款