The Canadian and ordovician formations and fossils of south Manchuria /
Endo, Riuji.
The Canadian and ordovician formations and fossils of south Manchuria / by Riuji Endo. - Washington : Government printing office, 1932. - 152 p. : ill. ; 25 cm. - Bulletin of the United States National museum / published under the direction of the Smithsonian Institution ; 164 .
The Canadian and ordovician formations and fossils of south Manchuria / by Riuji Endo. - Washington : Government printing office, 1932. - 152 p. : ill. ; 25 cm. - Bulletin of the United States National museum / published under the direction of the Smithsonian Institution ; 164 .