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.
The United States Postal Service (USPS) will let you send an envelope to the international destination of England without a customs form. The dimensions of the envelope must not exceed a maximum length of 11-1/2 inches, maximum height of 6-1/8 inches, or maximum thickness of 1/4 inch.ailing 1 ounce - $1.15 (takes three Forever stamps) mailing 2 ounces - $2.13 (takes five Forever stamps) mailing 3 ounces - $3.12 (takes seven Forever stamps) If you can get to a local Post Office branch, they can weigh the envelope and apply the exact postage amount, saving you a little bit.