The passage discusses differences in public health provision between the 19th and 20th centuries in England. In the 19th century, the 1875 Public Health Act was passed. In the 20th century, a national vaccination program for diphtheria was introduced in 1941 and the National Health Service was established in 1948. Public health provision improved significantly from the 19th to the 20th century with the establishment of programs and services like vaccination and the National Health Service.