Mail art - Wikipedia, the free encyclopedia. "Mail art is a worldwide cultural movement that began in the early 1960s and involves sending visual art (but also music, sound art, poetry, etc.) through the international postal system. Mail Art is also known as Postal Art or Correspondence Art. The term networking is often used to describe Mail Art activities, based on the principles of barter and equal one-to-one collaboration."

Mail art - Wikipedia, the free encyclopedia
"Mail art is a worldwide cultural movement that began in the early 1960s and involves sending visual art (but also music, sound art, poetry, etc.) through the international postal system. Mail Art is also known as Postal Art or Correspondence Art. The term networking is often used to describe Mail Art activities, based on the principles of barter and equal one-to-one collaboration."