Phosphates. Investigation and suspension no. 158, rates on phosphate rock from Tennessee points, in matter of investigation and suspension of advances in rates by carriers for transportation of phosphate rock in bags from points in Tennessee to Norfolk, Va., and oilier points; no. 5175. Federal Chemical Company, Central Phosphate Company. and Natural Phosphate Company v. Louisville & Nashville Railroad Company et al.; decided Mar. 11, 1913; report [and orders| of commission.