Selection of poems and calligraphy by Mao Zedong 并列题名：Selection of poems and calligraphy by Mao Zedong Collection of painting and calligraphy by Lei Duo Selections from painting and calligraphy by Bai Lei 并列题名：Collection of painting and calligraphy by Lei Duo Collection of seal cutting and calligraphy works by Li Lanqing Collection of calligraphy and painting Collection of painting and calligraphy by historical masters of Chaozhou