He watched Christy, keeping his eyes fixed on him without intermitting his gaze for a single instant.

Once in a while he tendered a dish to him at the table, but there was but one object in existence for Christy at that moment.
"Dave," said the captain, after he had disposed of a portion of his supper.
"Here, sir, on duty," replied the steward.
"Open the door behind you, quick!" Dave obeyed instantly, and threw the door back so that it was wide open, though he seemed to be amazed at the strangeness of the order.
"All right, Dave; close it," added Christy, when he saw there was no one in the passage; and he concluded that Mulgrum was not likely to be practising his vocation when there was no one in the cabin but himself and the steward.
Dave obeyed the order like a machine, and then renewed his gaze at the commander.
"Are you a Freemason, Dave ?" asked Christy.
"No, sir," replied the steward with a magnificent smile.
"A Knight of Pythias, of Pythagoras, or anything of that sort ?" "No, sir; nothing of the sort." "Then you can't keep a secret ?" "Yes, sir, I can.

If I have a secret to keep, I will give the whole Alabama River to any one that can get it out of me." Christy felt sure of his man without this protestation..