"The _Follow Me_ sounded away over there!" He looked anxiously at the compass, hesitated and shook his head.

"If I didn't know this thing was all right, fellows, I'd say it was crazy.

Or if there was a strong current here--" His voice dwindled away to a murmur as he studied the chart again.

Just then the _Follow Me's_ fog-horn sounded and it was undeniably further away and well over to port.

"Either he's off his course or I am," muttered Steve.