Later from Cairo.
Chicago, May 20.--Engineer Bonham, of Gen. McClellan's staff, visited Budd's Point this afternoon, with a large military escort.--He returned after several hours, having thoroughly examined the location. This indicates a speedy occupation of that point by Federal troops.The Tribune's Cairo correspondent says the embargo on supplies now includes all the Kentucky towns, unless it can be shown that their home market needs replenishment.--This is understood to be from instructions from Washington.