Two song Digital 45s now available in iTunes
www.tuaw.com/2009/07/14/two-song-digital-45s-now-available-in-itunes
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
Apple today added new "D45s" to the Music section in the iTunes Store. This package includes two songs, just like many of the old 45 RPM records back in the day.