Underground Map of London. London Underground Railways. Map printed by Waterlow & Sons Limited, London, Dunstable & Watford (April 1924). Antique London Underground system map, 35.0 x 44.5cm, This is a folding map and has been folded. This is a paper edition of the geographic style Underground map. It shows all the Underground Group railways plus the Metropolitan Railway. All Underground lines are marked in red and the LNER line to the British Empire Exhibition at Wembley is marked with a thick grey line. Stations which are not covered within the boundary of the map are indicated by text boxes at the end of each line. Motor Bus and Tram routes are represented by thin red lines (tram lines are dashed), with the route number marked. Text boxes indicate the continuation of bus and tram lines beyond the border of the map. Geographical features such as roads, parks and rivers are shown in grey. Interchanges are marked by black circles with red crosses, but white line interconnectors are no