Itahara iseki hakkutsu chōsa gaiyō
Subtitle: Kokudō 26-gōsen Keiryōsho oyobi musen tettō kensetsu ni tomonau chōsa
Publisher: Ōsaka-fu Kyōiku Iinkai
Published: 1984
Place of publication: [Osaka]
Language: jpn
Number of pages: 16