Heijōkyō Sakyō Nijō Nibō, Sanjō Nibō hakkutsu chōsa hōkoku : Nagaya-ō tei, Fujiwara no Maro tei no chōsa - Morimitsu, Toshihiko (Nara Kokuritsu Bunkazai Kenkyūjo, 1995)
Accompanied by 2 folded sheets, inserted
Errata slip inserted