A traveling exhibition, "Annie Leibovitz Photographs 1970-1990," is having its first showing at the National Portrait Gallery through Aug. 11, and is eventually to visit Salt Lake City.

It's the first museum exhibition of the photographer's work, often seen in magazines. Included are portraits of John Lennon, Ella Fitzgerald, Tennessee Williams, Mikhail Baryshnikov and Whoopi Goldberg, among more than 80 photographs in the show.The exhibition has been organized by the International Center of Photography (ICP), New York, in conjunction with the National Portrait Gallery, and has been funded by the American Express Co.

The exhibit is to come to the Utah Museum of Fine Arts in Salt Lake City in 1993. Earlier, however, it will be seen this year at ICP in New York Sept. 6-Dec. 1. The provisional itinerary for the exhibition's subsequent tour includes for 1992, the Phoenix, Ariz., Art Museum; the Museum of Art, Fort Lauderdale, Fla.; the Los Angeles County Museum of Art; the Southeastern Center of Contemporary Art, Winston-Salem, N.C..