bookel (Australia) (2008/03/30): The Silver Crown (Armada Lions) by Robert C. O'Brien 192 p. Lions, 1975. ISBN 0006710050 (paperback). Ellen had known all along that she was a queen, and the silver crown she found on her pillow on her tenth birthday only went to prove it. Proudly wearing her new present, she tiptoed out for an early morning walk that was to lead her into the realms of deepest danger.