TY - BOOK AB - In this conclusion of the tale begun in "Over Sea, Under Stone," Will Stanton, the Welsh boy Bran, and the Drew children try to locate the crystal sword that alone can vanquish the strong forces of Dark. AU - Cooper, Susan. CN - PZ7.C7878 CN - PZ7.C7878 CY - New York : DA - 1980, c1977. ET - 1st ed. ID - 24082 KW - Fantasy N1 - "A Margaret K. McElderry book." N2 - In this conclusion of the tale begun in "Over Sea, Under Stone," Will Stanton, the Welsh boy Bran, and the Drew children try to locate the crystal sword that alone can vanquish the strong forces of Dark. PB - Atheneum, PP - New York : PY - 1980, c1977. SN - 0689500882 T1 - Silver on the tree / TI - Silver on the tree / ER -