Saving the day : Garrett Morgan's life-changing invention of the traffic signal
"The story of Garrett Morgan, an African American inventor, who created the first automatic three-way traffic signal system"
Bibliographic Details
Main Author: |
Parsons, Karyn |
Format: | BOOK
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Language: | ENGLISH |
Published: |
2021
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Subjects: |
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Lexile Measure: |
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