Then he lay still, short breaths fluttering his lips.
Frank feared the man would not rally again, but he did, and the boy panted: "Tell me where this mine is located.

What part of Arizona does the chart represent ?" With a last great effort, the dying man whispered: "Northwest from Tombstone--lies the--Santa--Catarina--mountains.
There--there--is----" His eyes grew glassy--the last faint breath fluttered over his lips--the man of mystery was dead.
* * * * * * The man in black was buried in the cemetery just outside Fardale village, and the small stone which Frank Merriwell caused to be placed at the head of his grave bears the word "Unknown." The man had died just as his lips were about to reveal the location of the country depicted by the chart cut on the black stone of the ring that had caused so much trouble.

He had mentioned the Santa Catarina mountains, but he had not told what part of the large range the chart depicted.
"If he had lived thirty seconds longer, I should have learned his secret--should have known how to reach the lost mine by aid of the chart.

Now----" "You may be able to reach the mine after all," said Bart, encouragingly.

"You have the ring, and you know its value.