Ushers in Costume W'ork at Meeting of Pan-American League\ Pan-American league members and Iheir guests who attended the program in celebration of Pan-American day Monday afternoon at Lawrence Conservatory of Music were ushered to their places by two Lawrence college students, Omar Den go of Costa Rica, and Miss Rosemary Mull, Appleton, dressed in costumes of Central America and Spain.Also dressed in costume was Mrs.: Kenneth E. Kloehn who sang three Mexican numbers, and Miss Cele Speel who danced a Spanish castin-et and cape dance. Mrs, A. A. Glockzin read a paper on “Pan-American Music,” and Mrs. Gertrude Claver played a piano program of Spanish and Pan-American music. About 175 persons attended.