KANSAS CITY, MO.- The Nelson-Atkins Museum of Art today announced a promised gift of seven extraordinary works of African art from the private collection of longtime Museum patrons Adele and Donald Hall, in honor of the Museums 75th Anniversary. The gifts, each a superb example of African art, will greatly elevate and broaden the Museums range of holdings in this area. Among the gifts are an intricately carved ivory Salt Cellar from the late 15th to early 16th century and an outstanding example of a wooden carving by the Luba artist known as the Master of the Cascade Coiffure. The seven works will be on view in the exhibition Magnificent Gifts for the 75th