If there come directed to a clerk, by mail, a letter with an indorsement on the envelope of the parties' names, and the nature of the process enclosed, he shall take the same out of the post office, and pay such postage as may be due thereon.
If there come directed to a clerk, by mail, a letter with an indorsement on the envelope of the parties' names, and the nature of the process enclosed, he shall take the same out of the post office, and pay such postage as may be due thereon.