Pernet, Roland et Cie., Paris, to R.R.W., C. U., re shipping radio-active source (Mesotherium) (in French) [tls]; Roger Paolangeli to R.R.W., 8/6/1956, re mesotherium half-life, safety for shipping (in English) [als]; R.R.W. to Pernet Cie., 8/6/1956, re safety of shipping radio-active source [cc]; 8/28/1956, notice of shipping [tls], 2 copies bill of lading [pi, cc entries], 7/28/1956

Pernet, Roland et Cie., Paris, to R.R.W., C. U., re shipping radio-active source (Mesotherium) (in French) [tls]; Roger Paolangeli to R.R.W., 8/6/1956, re mesotherium half-life, safety for shipping (in English) [als]; R.R.W. to Pernet Cie., 8/6/1956, re safety of shipping radio-active source [cc]; 8/28/1956, notice of shipping [tls], 2 copies bill of lading [pi, cc entries], 7/28/1956, Box: 3, Folder: 48. Robert R. Wilson papers, 14-22-3093. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/224354 Accessed October 25, 2025.