a secret staircase. Bob--what if there should actually be a secret staircase!"
Bob laughed. "You've been reading spooky stories. I suppose--"
"Robert Rudd Lane! Will you behold that little flight of five steps, leading up to that door!"
Sally was down the hall and up the five steps in a flash. She would have burst into the unknown region beyond, but a locked door barred her way. Bob stood below and laughed at her baffled expression. "You'd rather see through that door than into any other spot in the house that isn't locked up, wouldn't you, Sally Lunn?" he commented, knowingly.
"Run down to Max for the keys, will you, dear?" she begged, and Bob ran.
The others came up. Max and Bob, Alec, and even Uncle Timothy, tried every key in the bunch in vain. Sally attempted to peer through the key-hole. Bob ran outside, and returning reported that there were no shutters in the region opposite the probable position of the door.
"It's undoubtedly a dark store-room, with a row of