1 finding aid(s) found containing the word(s) Radioactivity Congress (1910 : Brussels, Belgium).

  1. George F. Becker papers, 1814-1928

    9,900 items. 36 containers plus 1 oversize. 14.5 linear feet. -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Geologist, mathematician, engineer, and physicist. Correspondence, diaries, letterbooks, notebooks, notes, memoranda, maps, charts, tables, landscape sketches, and printed matter primarily relating to Becker's service at the United States Geological Survey, Carnegie Institution of Washington, and as president of the Geological Society of America.