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Senri Ethnological Studies ;   no. 46 

 - Osaka-JA :   National Museum of Ethnology,   1998. 
 - p. 153-159 
 - Irregular 
 - No. 46, (1998) 
 - Senri Ethnological Studies ;   no. 46 .
 - Japón.   National Museum of Ethnology. .
<br/><br/> Japanese Civilization in the modern Wold. X. Technology.