Explore "The Case with Nine Solutions" by J.J. Connington on Textopian. Read with annotations and highlights.
At the door of the big block of buildings which formed the Croft-Thornton Institute, Inspector Flamborough made inquiries from the porter and obtained a guide through the labyrinth of stairs and corridors.
"This is Dr. Markfield's laboratory, sir," their pilot finally informed them as he knocked on a door. "Two gentlemen to see you, sir," he announced, standing aside to allow Sir Clinton and the Inspector to enter.