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Alexander van Geen
Joined Nov 2022
Public Documents
2
November 30, 2022
Fallout of lead over Paris from the 2019 Notre-Dame cathedral fire
Alexander van Geen, Yuling Yao, Tyler Ellis, et al.
November 22, 2022
Testing homes for potential sources of lead exposure as a high-school science project
Evan Evan Sefchick, Daniel Dusevic, Jack Richard Dougherty, et al.