Object type that identifies a stream and contains the information needed to control it, including a pointer to its buffer, its position indicator and all its state indicators. FILE objects are usually created by a call to either fopen or tmpfile, which both return a pointer to one of these objects.
First-Class Mail is a USPS trademark. The minimum size for First-Class Mail is 5 inches long, 3-1/2 inches high and 0.007 inches thick. The maximum size is 11-1/2 inches long, 6-1/8 inches high, and .75 inches thick. The maximum weight for letters is 3.5 ounces.irst-Class Mail International is a USPS trademark. Note: The cost of postage will appear on all international shipping labels. Maximum weight for letters is 3.5 ounces. Maximum weight for large envelopes is 4 pounds.
Notes: Cards cut to A8 paper size can still sometimes be found. In Victorian times a Visiting Card would vary between 3 3/8  x 2 1/2  and 2 1/4  X 1 3/8 . The size and use of such cards was very dependent on Gender, Marital Status and other factors. The specification for International cards is ISO 7810 ID-1, this is the same dimensions as a standard credit card. Remember to bookmark this page -. Folio, Quarto and Octavio: These are paper size terms indicating half-size, quarter size and eighth size respectively.