Unfamiliar plays, two by students, and use of the Kennedy Center's rooftop Chautauqua Tent for added performances after openings in the Eisenhower Theater will be novelties in the ninth American College Theater Festival April 4-17.

Eight productions will be offered in this spring time annual, as well as the competition of "Evening of Scenes" by the Irene Ryan Award finalists to be presented Sunday, April 10.

Speaking for the Center yesterday, chairman Roger L. Stevens noted that the series, a brain child of actress Peggy Wood, had begun four years before the building opened for performances. AMOCO sponsors the festivel produced by the American Theater Association and presented by the Kennedy Center and the Alliance for Arts Education.

"Stories To Be Told," performed by Texas A&I University, Kingsville, is a 21-year-old play by Osvaldo D. Dragun, an Argentinian who lives in Mexico. Celebrated in Latin America, it has not been performed previously in this country. Performances will be on the afternoon and evening of April 4, with two subsequent performances in the tent at times to be announced later.

"Meg," a play about the daughter of Sir Thomas More by former Washingtonian Paula Vogel, will be presented by Cornell University under Philip Karnell's direction Tuesday afternoon and evening at the Eisenhower, subsequently in the tent. This is the winner of the festival's playwriting competition.

"Lear," Edward Bond's drama suggested by Shakespeare's "King Lear," will have its first Washington performance by the University of Alabama April 6 at 7:30 p.m. and April 7 at 2 p.m. and 7:30 p.m.

"Hay Fever," by Noel Coward, will be presented by Webster College, St. Louis, April 8 at 7:30 p.m. and April 9 at 2 p.m. and 7:30 p.m.

"Upstream Toward Lethe," an original play by student George Moran, is scheduled by the University of California at Los Angeles, April 11 at 7:30 p.m. and April 12 at 2 p.m. and 7:30 p.m.

"Who's Happy Now?," by Oliver Hailey, will be offered by Midwestern State University, Wichita Falls, Tex., April 13 at 7:30 p.m. and April 14 at 2 p.m. and 7:30 p.m.

"Waiting for Godot," by Samuel Beckett, will be performed by Virginia Polytechnic Institute, Blacksburg, April 15 at 7:30 p.m. and April 16 at 2 p.m. and 7:30 p.m.

"Round Trip Ticket," by student Bruce Jones of Mankato State University, St. Cloud, Minn., will have two performances April 17 at 2 p.m. and 7:30 p.m. in the Eisenhower.