FRIDAY

Opera Company of Boston, directed by Sarah Caldwell, holds the American stage premiere of Glinka's Russian Folk opera, "Russlan and Ludmilla." Sung in English and performed by Victor Braun, Giorgio Tozzi and Jeannette Scovotti. Orpheum Theatre, Boston. For info: 267-8050.

Dunster House Music Society presents pianist Daniel Ullman in a recital of Chopin's Preludes, Op. 28. Dunster House Library. 5:30 p.m. Free

Frederick Bauman, pianist, plays in an all-Lizst program. Sonata in B minor, "Annees de Pelerinage" ('Italie'), and Phantasi uber Mozart's "Don Juan." Adams House Lower Common Room. 8 p.m. Free.

Musick for the Generall Peace performs works for two viols and two violins. Players include Laura Jeppesen (viola da gamba) and Daniel Stepner (baroque violin), in works by Purcell, Couperin, Corelli and others. Old South Church, Copley Square, Boston. 8:30 p.m. Tickets at $4, $3 with student ID. For info: 232-5435 or 242-3195.

Kirkland House Music Society sponsors a concert by Debbie Sobol, pianist. Works of Haydn, Chopin, Brahms, and Imbrie. Kirkland House Junior Common Room. 8:30 p.m. Free.

Harvard Group for New Music presents John Adams's "American Standard," Ingram Marshall's "Vibro-Superball," David Lyttle's "Album" and Nick Atkinson's "Cry." Holmes Hall. 8 p.m. Free. For info: 495-2791.

SATURDAY

Harvard-Radcliffe Orchestra, conducted by James Yannatos, performs Mussorgsky: "Pictures at an Exhibition," Britten: "Suite on English Folk Tunes" and Gershwin Piano Concerto in F (with soloist John Melnyk, winner of the 1976-77 HRO Concerto Competition). Sanders Theatre. 8:30 p.m. Tickets at $2, 1.50 for senior citizens or with students ID. For info: 495-2663.

SUNDAY

Opera Company of Boston--see listing of March 11.

Dunster House Music Society presents Kletzsh's "Gesualdo," a short musical play for baritone and violin (performed by the composer) and Bach's "Art of the Fugue," with Margaret Dusenberry (violin), Konrad von und zu Tilleysburg (viola), Aideen Zeitlin (violin), and Peter Belmont (cello). Dunster House Library. 3 p.m. Free

Elaine Woo Delfs and Joseph Stukas perform Mozart, Ravel, Faure and Schubert piano works for four hands. Fogg Art Museum. 3 p.m. Free.

A recital of Renaissance and Baroque songs by Ellen Burkhard, soprano, is sponsored by Eliot House Music Society. Eliot House Library. 8 p.m. Free