http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
This month's song is "Auf der Mauer, auf der Lauer". It is one of those songs that takes away a letter each time you sing it so that you eventually eliminate certain words from the song. Enjoy.
Title from resource description page (viewed January 13, 2022).