Milk. Order of Secretary of Agriculture issued pursuant to Public act 10, 73rd Congress, as amended and as reenacted and amended by agricultural marketing and agreement act of 1937, regulating such handling of milk in Cincinnati, Ohio, marketing area as is in interstate commerce, and as directly burdens, obstructs, or affects interstate commerce; issued by Secretary of Agriculture, Apr. 27, 1938, effective May 1, 1938.