Knight, Christmas, 1903, '04 _Soprano_ Knight, Emma, 1890, '92 _Soprano_ Knight, Eva, 1890, '91, '92 _Mezzo-soprano_ Koch, Ada, 1890, '91, '92 _Soprano_ Kroh, Blanche, 1908 _Soprano_ Kroh, Mary, 1908 _Contralto_ Krueckle, Anna, 1904, '05, 06, '07 _Contralto, also accompanist_ Kullman, Celia, 1879, '80, '81, '82, '84, '85, '86, '89, '90 _Soprano_ Kullman, Hattie, 1885 _Mezzo-soprano_ Ladd, Mrs., 1894 _Soprano_ Laher, Frida, 1903, '05 _Soprano_ Lake, Hazel, 1901 _Soprano_ Lamping, Hazel, 1905, '06 _Soprano_ Lancaster, Lillian, 1892 _Soprano_ Lancaster, Lottie, 1892 _Soprano_ Lancaster, Susie, 1892 _Mezzo-soprano_ Lane, Clara, 1908, '09 _Soprano_ Lang, Eliza, 1879, '80 _Soprano_ Lanktree, Bessie, 1900, '01, '12 _Contralto_ Lanktree, Susie, 1900, '01 _Soprano_ Larue, Grace, 1895, '96 _Contralto_ Larue, Laura, 1903 _Mezzo-soprano_ Law, Marguerite, 1898 _Contralto_ Lawlor, Mrs., 1893 _Soprano_ Layes, Frankie R., 1890, '91 _Soprano_ Lazinsky, Josie, 1889 _Contralto_ Leach, Mrs. Wm., 1895, '96, '97 _Soprano_ Leach, Wm., 1895, '96, '97 _Tenor_ Learn, Chas., 1897 _Bass_ Leary, Dan, 1903 _Baritone_ Leavenworth, Mr., 1890 _Tenor_ Lee, Frank, 1897, '98, 1900, '01, '02, '04, '05, '06 _Bass Baritone_ Lee, Henry T., 1906, '07,'08, '09,'10 _Tenor_ Leist, Bertha, 1890, '91 _Contralto_ Lenoir, Miss, 1892, '93 _Soprano_ Lessig, Mrs. C, 1896, '98, '99 _Contralto_ Levy, Mrs., 1890 _Contralto_ Lewis, Mr., 1908 _Tenor_ Lewis, Mrs. Nellie, 1895, '96 _Soprano_ Libby, Alice, 1901, '08 _Soprano_ Livingston, Malsie, 1900, '01 _Soprano_ Lloyd, Mrs.