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AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
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jan 1, 1950 - Parton Model

Added to timeline:

10 months ago
1
0
138
Richard Feynman
SCIE 1110 poster

Date:

jan 1, 1950
Now
~ 68 years ago
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