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Soggetto
- Community169
- Computing120
- Culture80
- Energy33
- England--Social life and customs--19th century--Fiction1
- Environment111
- Extinction: Who Will Survive?2
- Food18
- Gordon Riots, 1780--Fiction1
- Great Britain--History--18th century--Fiction1
- Heal the World2
- Health48
- Inclusion29
- Industry94
- Infrastructure86
- Innovation60
- Learning100
- Livable Cities1
- OER5
- Power the World1