
    No. 75-798.
    No. 75-800.
    American Institute of Merchant Shipping, Liner Council v. American Maritime Assn. et al.; and American Maritime Assn. v. Richardson, Secretary of Commerce, et al.
   C. A. D. C. Cir. Certiorari denied. Reported below: 171 U. S. App. D. C. 132, 518 F. 2d 1070.  