The phrase "paper letter" is correct and can be used in written English.
For example, "I sent an email to my friend, but he prefers communication through a paper letter."
Did she need other appointment reminders aside from the paper letter mailed to her home and the standard phone call?
US Airways also mailed a paper letter to customers about the bankruptcy announcement and posted on its Web site video clips with its president discussing the situation.
And then she decided to use that painting for the first packaging, for the first paper, letter and things like that.
Finally, there was the staggering amount of work it took to put out a paper, letter by letter and page by page: each sheet had to be singly "pressed," with a machine operated by hand.
There's gazillions of examples already videoconferencing instead of traveling by plane to meet with someone; e-mail instead of sending a paper letter in the mail; shopping online instead of driving to the mall.
If due to insufficient bandwidth you find it difficult to send your MP a video recording, you can use email, a phone call, even a paper letter if you arrange for delivery before next Tuesday.
Explore different fonts and lettering mediums - adhesive-backed and paste-on paper letters come in all sizes, styles and colors!
Initially, paper letters were necessity, not nostalgia.
Compare this with paper letters.
"Paper letters," said Erich Roberts, "build anticipation".
Handwriting; paper; letters: they are drifting from our lives.
