O Tannenbaum the faithless maiden of the folk song. This was changed to ' (green) at some point in the 20th century, after the song had come to be associated with Christmas. The tune is an old folk tune attested in the 16th century. It is also known as the tune of "" and of "". Below is the tune with the original German lyrics of the first verse: <score vorbis="1"> » </score> The tune has also been used (as a contrafactum) to carry other texts on many occasions. Some notable uses include: O Tannenbaum "" (; "O fir tree", English: "O
Frank Tannenbaum Frank Tannenbaum Frank Tannenbaum (4 March 1893 – 1 June 1969) was an Austrian-American historian, sociologist and criminologist, who made significant contributions to modern Mexican history during his career at Columbia University. Tannenbaum was born in Austria on 4 March 1893. His Eastern European Jewish family immigrated to the United States in 1905. He ran away from home as an adolescent and never finished high school. He worked at a number of menial jobs and became involved in radical labor politics of the era. As a young man, he worked a busboy. During the economic crisis of 1913–1915, he became