Piccadilly run by his family until 1835. Hatchards, now the oldest surviving bookshop in Britain, was started by John Hatchard at No. 173 in 1797; it moved to the current location at No. 189-90 (now No. 187) in 1801. Aldine Press moved to Piccadilly from Chancery Lane in 1842, and remained there until 1894. The Egyptian Hall at No. 170, designed in 1812 by P. F. Robinson for W. Bullock of Liverpool, was modelled on Ancient Egyptian architecture, particularly the Great Temple of Dendera (Tentyra). One author described it as "one of the strangest places Piccadilly ever knew". It was a
Piccadilly line extension to Cockfosters Piccadilly line extension to Cockfosters The Piccadilly line extension to Cockfosters added eight new stations to the northern end of London Underground's Piccadilly line. The extension through north London from to was opened in three stages between 19 September 1932 and 31 July 1933. When the Great Northern, Piccadilly and Brompton Railway (GNP&BR, precursor of the Piccadilly line) opened in December 1906, its northern terminus was at Finsbury Park where it had an interchange with the Great Northern Railway (GNR) and the Great Northern & City Railway (GN&CR). To obtain approval for the railway's construction, the GNP&BR had, like the