A book drop is the small metal door in the wall of the building where people can return books when the library is closed.

VOA: special.2009.02.23

And after the mining operation closed, he started building paths in the cavern.

VOA: special.2009.12.07

As they held banners and posters there were cheers as cars and vans beeped their support as they drove past the closed building.

BBC: On the British Museum's picket line

The squatters moved into Friern Barnet Library in September after Barnet Council closed the building due to budget cuts in April and prepared to sell it off.

BBC: Handover of keys

Hop Lun closed the building for renovations, said Walter Brennan, Hop Lun's Hong Kong-based director of compliance and communications, even though he said engineers found it to be structurally sound.

WSJ: Standards Clash in Bangladesh Factory Reforms