Paragraph 50
Except as provided by section one hundred and fifty-eight, nothing in the provisions of this Act specified in paragraph 1 of the Eighth Schedule thereto or in any order or regulations made thereunder shall affect any powers or duties of the Postmaster-Geineral under the provisions of the Telegraph Acts, 1863 to 1954, or apply to any telegraphic lines (within the meaning of the Telegraph Act, 1878) placed or maintained by virtue of any of the provisions of those Acts.