A LOAD OF MICHIGAN PINE LOGS.—The lumber industry in Michigan is conducted on a grand scale, and something of the methods pursued was illustrated by a firm which contributed a single load of logs to the Exposition. Twenty-five saw logs were shown in a single load at the Centennial Exposition. Michigan simply doubled this. Never before was seen such a load of logs. It consisted of fifty magnificent lengths of white pine, borne on a single sled, containing forty-six [...]