On Syphilis: Constitutional and Hereditary, and on Syphilitic Eruptions is a medical book written by Erasmus Wilson and published in 1852. The book provides a detailed analysis of syphilis, a sexually transmitted infection caused by the bacterium Treponema pallidum. Wilson discusses the various symptoms and stages of the disease, including its effects on the skin, bones, and nervous system. He also explores the hereditary and constitutional aspects...