Eric Ensley, University of Iowa Curator of Rare Books and Maps:
Eric Ensley@Bookish_Eric  [Retweeted by Steph Noell ("Two-Fisted Librarians")]

Closing Special Collections:

1) five minute warning for patrons
2) return carts to holding area
3) seal unspeakable chthonic horror in the vault for the night
4) lock reading room and set alarm