Bold print is represented as all caps. Italics have been changed to plain text.
All notes are as included.
Indentation has been added. Matter mailed by or for the use of blind or other the recipient, and the matter being mailed comply with the applicable conditions of this section. For purposes of this section, blind or other handicapped persons are those who cannot read or use conventionally printed material because of a physical impairment and who are certified by a competent authority as unable to read normal reading material. For purposes of this section, a competent authority includes any licensed medical doctor, opthamologist, optometrist, registered nurse, or professional staff member of a hospital or other institution or agency. A customer who wishes to be added to the postmaster's record and establish eligibility for mailing privileges under this section must submit his name and address, and a written statement of certification by a competent authority.