Letter from Reginald B Brett, Office of Works, to [Arthur William] Rücker, [Secretary of] The Royal Society Informs the London United Tramways Limited (Light Railway Extension) Order has now been confirmed by the Board of Trade. Encloses a copy of a clause affecting the Kew Observatory [enclosure present] and requests Rücker and Professor Perry's assistance, akin to their advisory role in the case of the London United Tramways Act of 1897. Also enclosed is a rough, unfinished, handwritten letter responding to the Office of Works, accepting the request. 24 May 1899