A SET OF TEN CHINESE EROTIC PAINTINGS, QING DYNASTY, 19TH CENTURY-A-SET-OF-TEN-CHINESE-EROTIC-PAINTINGS-QING-DYNASTY-19TH-CENTURY (一套十幅中国情色画,清代,19世纪-一套十幅中国情色画——清代——19世纪)
A SET OF FOUR CHINESE EROTIC PAINTINGS, QING DYNASTY, 19TH CENTURY-A-SET-OF-FOUR-CHINESE-EROTIC-PAINTINGS-QING-DYNASTY-19TH-CENTURY (一套四幅中国情色画,清代,19世纪-一套四幅中国情色画——清代——19世纪)