- Painters -- Mexico -- Correspondence
- Santa Claus, (Fictitious character) -- Fiction -- Correspondence
- Jackson, Shirley, 1916-1965 -- Correspondence
- Patton, John -- Correspondence
- Kho, Nancy Davis -- Correspondence
- Immigrants -- Correspondence
- Soldiers -- United States -- Correspondence -- Drama
- Trump, Donald, 1946- -- Correspondence
- Nabokov, Vladimir Vladimirovich, 1899-1977 -- Correspondence
- Hope, Bob, 1903-2003 -- Correspondence
- Jews -- Poland -- Correspondence -- Fiction
- Bonhoeffer, Dietrich, 1906-1945 -- Correspondence
- Johnson, Greg, 1953- -- Correspondence
- Motion picture actors and actresses -- Correspondence
- Soldiers -- Great Britain -- Correspondence
- Davis, Eliza -- Correspondence -- Juvenile literature
- Authors, Austrian -- 20th century -- Correspondence
- Dos, Margarete, 1924-2005 -- Correspondence
- Schlesinger, Bernard, 1896-1984 -- Correspondence
- Children -- Ireland -- Correspondence -- Juvenile literature
- De Waal, Edmund -- Correspondence
- Soldiers -- United States -- Correspondence
- Astrophysicists -- United States -- Correspondence
- Celebrities -- Correspondence
- Dickens, Charles, 1812-1870 -- Correspondence
- Kahlo, Frida -- Correspondence
- Biographers -- United States -- Correspondence
- Tyson, Neil deGrasse -- Correspondence
- Wilder, Laura Ingalls, 1867-1957 -- Correspondence
- Painters -- Netherlands -- Correspondence -- Juvenile literature
- McKnight, William, -1847 -- Correspondence
- Political prisoners -- South Africa -- Correspondence
- Camondo, Moïse de, comte, 1860-1935 -- Correspondence
- Doel, Frank -- Correspondence
- Authors, English -- Correspondence
- Juliet (Fictitious character) -- Correspondence -- Drama
- Presidents' spouses -- United States -- Correspondence
- Cooper, Anderson -- Correspondence
- Vanderbilt, Gloria, 1924- -- Correspondence
- Actors -- Correspondence
- Bradbury, Ray, 1920-2012 -- Correspondence
- Washington, George, 1732-1799 -- Correspondence
- Francis, Pope, 1936- -- Correspondence
- Le Carré, John, 1931-2020 -- Correspondence
- Ganda, Martin -- Correspondence
- Booksellers and bookselling -- Great Britain -- Correspondence
- Kappus, Franz Xaver, 1883-1966 -- Correspondence
- Bridges, Ruby -- Correspondence -- Juvenile literature
- Soldiers -- France -- Correspondence
- Mothers and sons -- United States -- Correspondence