Chelmsford Public Library
Astronomy + History -- 20th century
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http://bibfra.me/vocab/lite/Concept
Label
Astronomy + History -- 20th century
Name
Astronomy + History
Focus
Astronomy + History
Sub focus
History
Astronomy
20th century
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Incoming Resources
Subject of
2
The glass universe, how the ladies of the Harvard Observatory took the measure of the stars, Dava Sobel
The New York Times book of physics and astronomy, more than 100 years of covering the expanding universe, edited by Cornelia Dean ; foreword by Neil deGrasse Tyson
Outgoing Resources
Focus
1
Astronomy + History
Sub focus
3
History
Astronomy
20th century
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