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- Lee, Frederic S. (Frederic Schiller), 1859-1939, author1
- Lee, Henry, 1817-1898, author1
- Leeds, Albert Ripley, 1843-1902 author1
- Leeds, Albert Ripley, 1843-1902, author2
- Leffmann, Henry, 1847-19303
- Leffmann, Henry, 1847-1930 author5
- Leffmann, Henry, 1847-1930, author4
- Legg, J. Wickham (John Wickham), 1843-1921, author1
- Lehmann, K. B. (Karl Bernhard), 1858-1940, author1
- Leidy, Joseph, Jr. 1866-19321
- Leidy, Joseph, Jr., 1866-19323
- Leigh, Dudley, author1
- Lemen, J. R. (Joseph Robert), author1
- Lend a Hand Society. Boston Floating Hospital, author.6
- Leonard, C. Henri (Charles Henri), 1850-19251
- Leonard, C. Henri (Charles Henri), 1850-1925, author2
- Leonard, Charles Lester, 1861-1913 author2
- Leonard, W. E. (William Edwin), 1855-1935 author1
- Leonard, W. E. (William Edwin), 1855-1935, author1