Weston Jennings, a senior organ performance major at the Eastman School of Music, will perform an all-French program in the reverberent sanctuary of Saint Anne Church. There will be works by Marcel Dupré, Jean Langlais, Jehan Alain, and Maurice Duruflé. The program will end with Duruflé's Prelude, Adagio and Chorale Variations on Veni creator, Op. 4, with the variations played in alternation with sung Latin chant.