"Say this is so big we've got to take every precaution," said Green, whose imagination was on more practical lines. "No one must even suspect until we've got this drawn up and patented."
"That's what worries me."
Snorky Green cautiously opened the door and investigated the hall, then returning drew up his chair and said in a confidential whisper:
"Skippy, when this goes through every bathtub in the country will go in the scrap heap. Think of that!"
"I have thought of that."
"It'll do what the pneumatic tube did to the bicycle."
"What the trolley did to the horse-car!"
"It's revolutionary."
"It is."
"Enormous!"