and letter sheets, also on the reverse side of the envelope. Black ink, of course, is used.
USE OF THE TYPEWRITER
Having invaded and conquered the business world, the typewriter has now become a social necessity. Personal typewriters, made in portable sizes, are now being used for social correspondence, although many conservative people prefer to remain loyal to the use of the good old pen and ink method. Yet, when the best handwriting is often illegible and hard to read, a modern invention so necessary as the typewriter should be hailed with delight and used with enthusiasm.
There still may be a few "extremists" and etiquette fanatics who insist that typewritten letters are for business purposes only, and that they are an insult when used socially. Prevalent custom to-day permits typewritten correspondence for nearly every occasion, and the well-typed social letter reflects better taste upon the sender than a hand-written letter that is difficult to read—and yet took a much greater length of time to write.
Social letters, whether hand or typewritten should not be on ordinary commercial paper. The letter written on the machine should have a wide margin at the top, bottom and sides. Signatures to a typewritten letter, social or business, should be made personally, in ink.
REGARDING THE SALUTATION
It is only in cases of extreme formality that the expression "Dear Madam" or "Dear Sir" is used. For ordinary social correspondence, the salutation is either
