Text in force at CAR3R-8: from CAR3R-0, effective 15 May 1956. OCR text
The instruments listed in §§ 3.757-3.761 shall have the following limitations marked thereon. When these markings are placed on the cover glass of the instrument, adequate provision shall be made to maintain the correct alignment of the glass cover with the face of the dial. All ares and lines shall be of sufficient width and so located as to be clearly and easily visible to the pilot.