This pictorial statistic shows the rates at which syphilis is detected via Wasserman exams when it is given routinely and only when the illness is suspected. The image is a graphic print for an image that appeared in Parran's 1937 book, Shadow on the…
This pictorial statistic outlines a plan for controlling syphilis. It is a graphic print for an image that appeared in Parran's 1937 book, Shadow on the Land.
This map shows the distribution of legislation requiring pre-marital and pre-natal syphilis tests among the United States. This is from an article by R.A. Vonderlehr in Survey Graphic giving an update on the state of syphilis control in the US.