2 finding aid(s) found containing the word(s) Puerto Rico--History--20th century.

  1. Leonard Porter Ayres papers, 1902-1946

    2,200 items ; 25 containers plus 2 oversize ; 10 linear feet. -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Statistician, economist, educator, and army officer. Family and general correspondence, journals, notes, reports, subject files, statistical tables and graphs, printed material, and clippings relating primarily to Ayres’s work during World War I as chief statistical officer for the War Department, his service to the Allied Powers Reparation Commission as economic adviser on the Dawes Commission,...

  2. Samuel Dash papers, 1748-2004

    87,000 items ; 253 containers plus 2 classified ; 101 linear feet. -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Lawyer, educator, and author. Correspondence, memoranda, legal material and opinions, writings, speeches, engagement file, teaching file, organization and committee file, clippings, photographs, appointment calendars, and other papers relating primarily to Dash's legal career after 1964, and more particularly his role in governmental investigations.