The new historical library for the Church of Jesus Christ of Latter-Day Saints
not only 
needed storage systems to accommodate its 270,000 books, pamphlets, magazines, newspapers; 240,000 collections of original, unpublished records; 23,000 audiovisual items; 13,000 collections of photographs; and, 3.5 million patriarchal blessings, but it also needed these systems to overcome the unique challenges that the building structure itself presented.
Take a look at this innovative solution HERE