(a) Under the principles stated in § 776.9, the wage and hours provisions of the Act apply typically, but not exclusively, to employees such, as those in the telephone,
Schmidt v. Peoples Telephone Union of Maryville, Mo., 138 F. 2d 13 (C.A. 8); North Shore Corp. v. Barnett, 143 F. 2d 172 (C.A. 5); Strand v. Garden Valley Telephone Co., 51 F. Supp. 898 (D. Minn.).
(b) Employees whose work is an essential part of the stream of interstate or foreign commerce, in whatever type of business they are employed, are likewise engaged in commerce and within the Act's coverage. This would include, for example, employees of a warehouse whose activities are connected with the receipt or distribution of goods across State lines.
Phillips Co. v. Walling, 324 U.S. 490; Clyde v. Broderick, 144 F. 2d 348 (C.A. 10).