Segrè, Emilio, UCB, to "R² W", sending some Nd oxide for proton bombardment, would like to know which periods it shows under H₁ bombardment, directions for preparation [als], 1/7/1941

Segrè, Emilio, UCB, to "R2 W", sending some Nd oxide for proton bombardment, would like to know which periods it shows under H1 bombardment, directions for preparation [als], 1/7/1941, Box: 3, Folder: 100. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/224706 Accessed December 14, 2025.