Randolph swore under his breath. "By the Almighty," he said, "everybody couldn't kill him!"
"Who can tell how many had a hand in it?" replied Abner.
"Two have confessed!" cried Randolph. "Was there perhaps a third? Did you kill him, Abner? And I too? Man, the thing is impossible!"
"The impossible," replied Abner, "looks here like the truth. Come with me, Randolph, and I will show you a thing more impossible than this."
They returned through the house and up the stairs to the room. Abner closed the door behind them.
"Look at this bolt," he said; "it is on the inside and not connected with the lock. How did the one who killed Doomdorf get into this room, since the door was bolted?"
"Through the windows," replied Randolph.
There were but two windows, facing the south, through which the sun entered. Abner led Randolph to them.
"Look!" he said. "The wall of the house is plumb with the sheer face of the rock. It is a hundred feet to the river and the rock is as smooth as a sheet of glass. But that is not all. Look at these window frames; they are cemented into their casement with dust and they are bound along their edges with cobwebs. These windows have not been opened. How did the assassin enter?"
"The answer is evident," said Randolph: "The
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