should be of a size easily to admit the folded sheets which they are to contain. Nothing is more exasperating than to find envelopes too short or too narrow to contain the folded letter, and nothing makes a sloppier looking letter than one turned up at the ends or folded into some unconventional shape and squeezed into a tight little envelope.
A sheet eight and one-half by eleven inches should be folded three times—first from the bottom of the sheet up as the sheet lies flat, leaving the under edge a trifle longer than the upper so that the letter may be opened easily when it is in the hands of the reader. The second fold should be from the left to the right, turning over slightly less than one-third of the double folded sheet. The third fold should be from the right to the left in a manner similar to the way in which the second fold was made. When completely folded the letter will be about three by five and one-half inches. There is no other way correctly to fold such a sheet. The smaller sheet mentioned above should be folded twice—from the left to the right and from the right to the left, and the
