I finally got all of my books off the floor and (mostly) onto shelves!
Case One: LC A–F, M–PN6231, PQ–PR6052, Q–Z 
Case Two: LC G–K, PR6052–PS648 
Case Three: LC PS648–PS3552 
Case Four: LC PS3552–PS3560 
Case Five: LC PS3561–PS3569 
Case Six: LC PS3569–PZ 
Bonus: The linen closet containing most of the comic trade paperbacks, periodicals, and assorted mass-market paperbacks.
Acrophilia 