Doctor's 113 Year Old Letter Challenges Viruses + Vaccines

This is an audio version of a great article from The Bridgeport Evening Farmer dated August 21 1909.

Doctor Montague Leverson exposes Dr Theobald Smith on his smallpox vaccine promotion.
He exposes the pseudoscience behind Louis Pasteur's Vaccines, which had killed thousands since the 1850s.

Improvement in sanitation infrastructure in cities led to the overall decline in death rates, but it was officially attributed to vaccines.
There was an increase in particular diseases, which were introduced through vaccination.
Dr Leverson challenges Dr Smith in this letter.... What would be Dr Smith's response. if any?