Abdul Kassem Ismael was the Grand Vizier of Persia in the tenth century. He was so enamored with his collection of over 117,000 books that he carried them with him on his many travels. Four hundred camels trained to walk in alphabetical order carried his precious volumes.
If you want to learn more about Abdul Kassem Ismael, check out the following sites:
Educause (where today’s fact came from): http://net.educause.edu/ir/library/pdf/erm003a.pdf
Austin Public Library: http://library.austintexas.gov/blog-entry/how-much-do-you-know-about-traveling-libraries