１９９０年秋，洛阳龙门山南麓出土唐李多祚墓志一方。志石初为乡民所得，后辗转收藏于龙门石窟研究所。 墓志为青色石灰岩所刻，系由志盖、志身两部分组成。志盖　形，长７２、宽７１、厚１０厘米。四杀刻减底剔地卷草纹样，分档布白均匀流畅。盖心篆书四行，行三字，文云：“ The fall of 1990, Luoyang Longmen Hill south of unearthed Tang Li Duo Yi epitaph side. Chih-shih for the villagers income, later removed in the collection Longmen Grottoes Institute. The epitaph is inscribed by the limestone, which consists of two parts, Chih-chi and Chi-chih. Chi-shaped cover, length 72, width 71, thickness 10 cm. Si Kaci cut bottom tick volume pattern, sub-file cloth white and smooth. Heart seal letter four lines, three words, text cloud: