00870cam a2200241 4500 366190308 TxAuBib 20110822120000.0 080522t20081986||||||||||||||||||||eng|u 9780547028644 $5.95 0547028644 $5.95 TxAuBib Hahn, Mary Downing. Wait till Helen comes : a ghost story / Mary Downing Hahn. New York : Clarion Books, 2008. ©1986. 184 p. : map ; 22 cm. Texas Bluebonnet Award (Cumulative),. Molly and Michael dislike their spooky new stepsister Heather but realize that they must try to save her when she seems ready to follow a ghost child to her doom. 8-12. Brodart. 3-7. Brodart. 20110822.