Lords Commissioners of the Treasury concomitant, so much so that the Prime Minister's official residence, 10 Downing Street, is in fact the official residence of the First Lord of the Treasury, which title is named on the letter box. Salisbury, as a marquess of vast independent wealth, had no use of an official residence, instead living in his grander town house at 20 Arlington Street in St James's, and could instead bestow it as a perquisite to other ministers, along with the First Lordship itself. Other positions have been linked to the Prime Ministership as well. Continuously since 1968, when the position was created by
First Lord of the Admiralty Admiralty as the "assistants" of the First Lord, and by specifically defining their duties, this had, in fact, partially disabled the collective power of the Board. In 1931, for the first time since 1709, the First Lord was not a member of the cabinet. In 1964, the office of First Lord of the Admiralty was abolished, the last holder being the second Earl Jellicoe, the son of Admiral of the Fleet Earl Jellicoe, and the functions of the Sea Lords were then transferred to the Admiralty Board, which forms part of the tri-service Defence Council of the United Kingdom. "Between