Karlson, Robert, Reading Anthracite Canadian Company Limited, to R.R.W., Los Alamos, re article in Time magazine of 10/22/1945, appalled at possibilities of destruction by atomic weapons, Esperanto could help people communicate [tls] 7 enclosures relating to Esperanto [pi]; R. K. to R. R. W, 10/23/1945, re Esperanto [pl], American Esperantist; [booklet]; R. K. to R.R.W., Los Alamos, 12/20/1945, re "new and absorbing hobby" [pl], 10/23/1945

Karlson, Robert, Reading Anthracite Canadian Company Limited, to R.R.W., Los Alamos, re article in Time magazine of 10/22/1945, appalled at possibilities of destruction by atomic weapons, Esperanto could help people communicate [tls] 7 enclosures relating to Esperanto [pi]; R. K. to R. R. W, 10/23/1945, re Esperanto [pl], American Esperantist; [booklet]; R. K. to R.R.W., Los Alamos, 12/20/1945, re "new and absorbing hobby" [pl], 10/23/1945, Box: 2, Folder: 78. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/223460 Accessed December 15, 2025.