"We've worked out what it would cost - not just to reduce the amount of paper we're producing every day but to wipe it out, " says Caroline Kimbell, head of licensing at the National Archives, the official archive of the UK government.

BBC: Is the paperless office possible?

Councillor Christy Burke, Sinn Fein, wants a council delegation to go to the UK National Archives and check for more artefacts relating to the rising.

BBC: Dublin may seek surrender letter

Documents released by the UK's National Archives further reveal that they met on several occasions.

CNN: STORY HIGHLIGHTS