 The industrial revolution had resulted in the radical growth of Leeds whose population had risen to over 150,000 by 1840.The city's industrial growth was catalysed by the introduction of the Aire & Calder Navigation in 1699, Leeds and Liverpool Canal in 1816 and the railways from 1834 onwards; the first being the Leeds and Selby Railway opened on 22 September 1834.The first Leeds railway station was at Marsh Lane; the Leeds Wellington station was opened in 1848; the Central in 1854, and the New station in 1869.