The gun carriage was drawn by six horses from the King's Troop Royal Horse Artillery.

WSJ: Global Figures to Pay Respects at Funeral for Margaret Thatcher in London

It will then be transferred to the gun carriage and taken in procession to St Paul's Cathedral.

BBC: Big Ben to be silent for Baroness Thatcher's funeral

Clement Danes -- the Royal Air Force Chapel -- on the Strand, before being transferred to the gun carriage.

CNN: SHARE THIS

Lady Thatcher's coffin is to be carried in a gun carriage drawn by the King's Troop Royal Horse Artillery, which was involved in the rehearsal.

BBC: Baroness Thatcher funeral rehearsal staged

Thatcher, the longest-serving British prime minister of the last century, will travel to the 300-year-old cathedral on a gun carriage drawn by horses from the King's Troop of the Artillery, according to the government.

WSJ: Thatcher Funeral Set for Next Week

On the day of the funeral, the coffin will travel by hearse from Westminster to a Royal Air Force chapel, where it will be transferred to a gun carriage drawn by the King's Troop Royal Artillery.

CNN: UK lawmakers pay tribute to former PM Margaret Thatcher

It was eventually agreed, for example, that, behind the formal gun carriage bearing the coffin, the mourners should wear lounge suits not uniforms, although a ludicrous debate persisted as to whether Elton John, a friend of the princess, should sing at the service.

ECONOMIST: A modern mourning for a modern star