Betts’ Summer 1925 Central Area London Underground Map Printed Area Measurement_39.5 x 52.5 cm available as either folding passenger

available as either folding passenger maps or (as here) station posters

It was one of the most widely read and influential geographical works of its age

Curiously part of the southern coast of Papua New Guinea is shown as under British control on all editions of the map

Nearly all of the plans are based on the small inset plans shown on John Speed's county maps in the Theatre

or separately

Betts’ Summer 1925 Central Area London Underground Map Printed Area Measurement_39.5 x 52.5 cm available as either folding passengerUnderground Railways of London What to see and how to travel: Map of the Electric Railways of London Condition & Materials Summer 1925 issue of Betts 15 panel central area map of the London underground, 37. 2 x 45. 4 cm, printed in colours, trivial wear at a couple of folds and intersections, slight spotting, information for passengers printed on verso. The continuation of lines in the margins is not drawn to scale, and Dodd questions the legibility