He soundlessly moved around the trunk of the big tree.

An instant more the night prowler stopped squarely at the head of the open grave, and jumped back with an oath.

He stood tense a second, then advanced, scratched a match and dropped it into the depths of the opening.

That instant the Harvester recognized Henry Jameson, and with a spring landed between the man's shoulders and sent him, face down, headlong into the grave.

He snatched one of the sacks of earth, and tipping it, gripped the bottom and emptied the contents on the head and shoulders of the prostrate man.