杜牧书《张好好诗》墨迹,录于《石渠宝笈初编》,清末流出宫外,后辗转为张伯驹所得,由张捐献故宫,今藏北京故宫博物院。此卷拖尾极长,但题跋甚少,仅有元代观款数则,张孝思、年羹尧观款,张伯驹《扬州慢》一阕。元代观款共八行,依次是:“吴郡钱佑观于西湖”;“寓吴伯颜观”;“大梁班惟志与仲亨子正敬思同观”;“严陵汪鹏升、永嘉薛汉同观”;“大德九年吾衍观”。徐邦 Du Mu Shu Zhang Hao poem “ink, recorded in” Shiqu Baodi early “out of the palace at the end of the Qing dynasty, then changed to Zhang Boju income, by Zhang donate the Forbidden City, this possession of the Beijing Palace Museum. This volume trailing very long, but the inscriptions seldom, only the number of Yuan Dynasty viewers, Zhang Xiaosi, Nian Gengyao concept section, Zhang Boju ”Yangzhou slow“ a 阕. View of the Yuan Dynasty a total of eight lines, followed by: ”Wu Qian view on the West Lake“; ”Wu Wu Yen concept“; ” Mausoleum Wang Pengsheng, Yongjia Xue Han with the same “;” Dade nine years I Yan concept. " Xu Bang