Primary Cosmic-Ray Protons and the Atom-Annihilation Hypothesis

In other words, we here corrected the contradiction between the two statements made in the 1942 and 1943 articles, reaffirming the validity of the 1942 statement and admitting our slip in the 1943 statement after recomputing the latitude of entrance of protons, and finding it, within the limits of our observational uncertainty, the same as the latitude of entrance of electrons.