The picture shows a “Map showing Distribution of Deaths from Pulmonary Tuberculosis in the Borough of St. Marylebone, London for the five years 1906-1910.

The map was printed in the annual report of the St Marylebone Dispensary for the Prevention of Consumption at 15 Allsop Place, London N.W. For Dr Halliday Sutherland’s account of the work of the dispensary, click here.