The secretary said he heard Waters talking to Fordney over the telephone. As Fordney’s name was not mentioned during the conversation, the secretary could not have known to whom Waters was talking.

It’s the little things that count—in crime detection.

Take care lest your tongue cut off your head. Persian.

[43. Rapid Transit]

The driver could not possibly have seen from the front seat anyone standing on the tail-gate of the big van.

If common sense has not the brilliancy of the sun, it has the fixity of the stars. Fernan Caballero.

[44. The Professor is Disappointed]

Fordney pointed to the raindrops glistening on a leaf in the shoe impression.

According to Vi Cargo’s statement, the burglar had jumped from her window after it had stopped raining.

The shameless have a brow of brass. Hindu Proverb.