To dispatchers in Lower Manhattan, that is the most obvious sign that all is still not well with PATH, a vital link for New Jersey commuters that still isn't back to full operation nearly three months after superstorm Sandy.

WSJ: PATH's Road Back Is Rocky

As the situation in the north remained volatile, however, the rescue operation continued for three months after the rebel withdrawal, until 2, 400 metal boxes containing an estimated 285, 000 manuscripts had been delivered to private homes in the capital.

BBC: How Timbuktu's manuscripts were smuggled to safety