Tonight's program at the Pop Concert in Symphony Hall is as follows: American Night. 1. March, "Washington-Post," Sousa 2. Overture, "Tabasco," Chadwick 3. Waltz, "Espana," Waldteufel 4. Selection, "The Red Mill," Herbert 5. Suite No. 2 (two movements), McDowell 6. Organ Solos: (a) Cantilene Nuptiale, Dubois (b) Triumphal March, G. A. Burdett Mr. Marshall. 7. Selection, "Madame Sherry," Hoshna 8.Carnival, Guirand 9. Overture, "William Tell," Rossini 10. Swing Song, Ethel Barnes 11. Waltz, "Les Blondes," Ganne 12. March, "Thomas Jefferson," Santelmann