He dropped his hat wearily on a side table and slumped into the closest chair. "If we don't contact each other," he said, "I am certain that the invaders will some day find a means of penetrating our defenses. Even needles in haystacks can be found, if you take enough time and aren't disturbed while you are hunting. This thing has me licked."
Bristol sat down slowly. "Your whole department hasn't been able to find an answer?"
"Not even the glimmering of an idea." He shrugged his shoulders. "It looks as if we are going to need the advice of your Oracle again."
Bristol stood for a minute in thought and then with a smile said, "Why, of course. Excuse me for a second, please. I'll be right back."
He stepped to the foot of the stairs and called out in a confident voice, "Come down a minute, please, Anne, darling! I have an important question I want to ask you!"