CHAPTER XI.

1679. LA SALLE ON THE UPPER LAKES. The Voyage of the "Griffin."--Detroit.--A Storm.--St. Ignace of Michilimackinac.--Rivals and Enemies.--Lake Michigan.--Hardships.--A Threatened Fight.--Fort Miami.--Tonty's Misfortunes.--Forebodings. The "Griffin" had lain moored by the shore, so near that Hennepin could preach on Sundays from the deck to the men encamped along the bank. She was now forced up against the current with tow-ropes and sails, till she reached the calm entrance of Lake Erie. On the s…