Featured at the Pops tonight will be the Ave Maria of Schubert Wilhelm for violin, harp, organ and strings. The complete program follows: Entrance of the Guests into the Wart burg, "Tannhauser"  Wagner Evening in Venice  Thomas Evening in Venice  Dunham Fantasia, "Samson and Delilah"  Saint-Saens Suite from "Carnaval"  Schumann Preamble Pierrot  Chopin Reconnaissance  Sphinxes Ave Maria  Schubert-Wilhelmj (Solo Violin, Harp, Organ, and Strings) Guitarre  Moskovski Irish Rhapsody  Herbert Dance of the Hours from "La Gioconda"  Ponchielli Humoresque  Dvorak Waltz, "Girls of Baden"  Komzak