Koyama iseki
Series: Hakkutsu chōsa hōkoku -- 019; Komagane tōbu tochi kairyōkuku shimoma chiku ken'ei hojō seibi jigyō maizō bunkazai kinkyū hakkutsu chōsa -- 1984; Hakkutsu chōsa hōkoku -- dai 19-shū.; Komagane tōbu tochi kairyōkuku shimoma chiku ken'ei hojō seibi jigyō maizō bunkazai kinkyū hakkutsu chōsa -- 1984.
Publisher: Nanshintochikairyōjimusho
Published: 1985
Place of publication: Ina
Language: jpn
Number of pages: 56