The term 'Tune from the Past' can be broken down into two crossword solutions: OLDIE (5 letters) and Oldsong (7 letters). An OLDIE is a song that was popular in the past, usually from the 1950s to the 1980s. An oldsong is a song that has been around for a long time, often from the early 20th century or earlier. Both terms refer to music that has stood the test of time and is still enjoyed by many people today.