Unspecified / 19uu
Kaseki Kenkyūkai kaishi
The Smithsonian catalogs Kaseki Kenkyūkai kaishi as periodicals in its Paleontology records.
Description based on: Vol. 20, no. 1 (Sept. 1987), and: Vol. 23, no. 2 (Dec. 1990).
A CLOSER LOOK
The Smithsonian lists the object under Paleontology and dates it 19uu.
Description based on: Vol. 20, no. 1 (Sept. 1987), and: Vol. 23, no. 2 (Dec. 1990).
FOLLOW THE EVIDENCE
Smithsonian InstitutionKaseki Kenkyūkai kaishiOriginal explanation based on the sources above. Images carry their own reuse terms.