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 with its own station). The Piccadilly line began as the Great Northern, Piccadilly & Brompton Railway (GNP&BR), one of several railways controlled by the Underground Electric Railways Company of London (UERL), whose chief director was Charles Tyson Yerkes, although he died before any of his schemes came to fruition. The GNP&BR was formed from the merger of two earlier, but unbuilt, tube-railway companies taken over in 1901 by Yerkes' consortium: the Great Northern & Strand Railway (GN&SR) and the Brompton & Piccadilly Circus Railway (B&PCR). The GN&SR's and B&PCR's separate routes were linked with an additional section between and .