• 2 Memorial Library

• 2 Books

• 2 History
• 1 Agricultural systems
• 1 Agriculture
• 1 Economic conditions
• 1 Social conditions

• 1 Ibaraki Kenritsu Rekishikan
• 1 Ibaraki Kenshi Henshūkai
• 1 Kidota, Shirō, 1923-

• 2 Japanese

• 1 Ibaraki-ken (Japan)

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