宁静·恒远：曹辉油画作品集：Collection of Cao Hui's oil paintings Collection of Cao Hui's oil paintings 美丽杭州：山水画作品集：collection of landscape paintings Collection of Cai Ju's paintings 格物：全国油画名家作品集：collection of Chinese oil painting masters The collection of Cai Ju's paintings Collection of Gu Zhiren's paintings Collection of Li Li's paintings Collection of Xu Ming's paintings Ji Mingli a collection of oil paintings