Why Do Old Books Smell So Good?

Musty, with hints of vanilla, coffee, and maybe fresh cut grass– why do old books smell the best?

Hosted by: Michael Aranda
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Sources:

http://www.techtimes.com/articles/17846/20141014/what-creates-that-wonderful-old-book-smell.htm
http://www.compoundchem.com/2014/06/01/newoldbooksmell/
http://www.iflscience.com/chemistry/where-does-smell-old-books-come
http://mentalfloss.com/article/31235/what-causes-old-book-smell

IMAGES:
https://en.wikipedia.org/wiki/File:Cellulose_Sessel.svg
https://commons.wikimedia.org/w/index.php?curid=165760
https://en.wikipedia.org/wiki/File:Vanillin2.svg
https://en.wikipedia.org/wiki/File:Structural_formulas_ethylbenzene.svg#/media/File:Structural_formulas_ethylbenzene.svg
https://en.wikipedia.org/wiki/File:2-Ethylhexanol_2D.svg#/media/File:2-Ethylhexanol_2D.svg
https://commons.wikimedia.org/wiki/File%3AVanilla_walkeriae.jpg
https://commons.wikimedia.org/wiki/Category:Ethylbenzene#/media/File:Structural_formulas_ethylbenzene.svg

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