Burlington Public Library MA
Inventions + Economic aspects + History
Type
http://bibfra.me/vocab/lite/Concept
Label
Inventions + Economic aspects + History
Name
Inventions + Economic aspects + History
Focus
Inventions + Economic aspects + History
Sub focus
History
Economic aspects
Inventions
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Incoming Resources
Subject of
1
50 inventions that shaped the modern economy, Tim Harford
Outgoing Resources
Focus
1
Inventions + Economic aspects + History
Sub focus
3
History
Economic aspects
Inventions
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