There are a number of strategies you can use to discover primary source materials through Primo searches:

• Combine Library of Congress Subject Headings (LCSH) with specific LCSH subheadings, as follows:
  • -- sources  (This subheading helps identify anthologies of primary sources and scholarly editions of primary sources.)
    • Anti-Nazi movement -- History -- Sources

    • Germany -- History -- 1933-1945 -- Sources

    • Germany -- Politics and government -- 20th century -- Sources

    • Germany -- Politics and government -- 1918-1933 -- Sources

    • Hitler, Adolf -- Sources

    • Holocaust, Jewish -- 1939-1945 -- Sources
    • Fascism -- Italy -- History -- Sources

    • Italy -- History -- 1922-1945 -- Sources

    • Jews -- Germany -- History -- 1933-1945 -- Sources

    • National socialism -- Sources

  • -- personal narratives (This subheading helps identify diaries and memoirs.)
    • World War, 1939-1945 -- Personal narratives, German
    • Holocaust, Jewish, 1939-1945 -- Personal narratives
• If you know the name of the author or group that published the materials, you can do author searches in Primo, using the advanced search option.
  • Scholl, Sophie
  • Mussolini, Benito
  • Levi, Primo
  • Wallenberg, Raoul

Documents, books, and other digitized print sources can be found in the Hathi Trust digital library.