Alaska's Gold was developed through a grant from the National Historical Publications and Records Commission by the Division of Libraries, Archives and Museums, the Alaska Dept. of Education and Early Development. 1999. All rights reserved.
DM is a texting acronym that means Don't Mind. The acronym means Doesn't Matter. Also is an abbreviation meaning Direct Message.
All these different names mean the same thing: TTY stands for teletypewriter, TDD stands for Telecommunication Devices for the Deaf and Text telephone means a phone that is enabled to send text over phone lines. All these terms are referring to the same device.