Land O'Lakes Creameries, Inc. No. 12115, in circuit court of appeals for 8th circuit, Land O'Lakes Creameries, Inc., and Twin City Milk Producers' Association v. Paul V. McNutt, Federal security administrator, National Dairy Union, National Cooperative Milk Producers' Federation, interveners, on petitions for review of order of Federal security administrator under sec. 401 and 701 of Federal food, drug, and cosmetic act; motion to dismiss original and intervening petitions and supporting memorandum.