Scope and Contents The St. Louis County Hospital Collection contains ten photographs showing the growth and development of the St. Louis County Hospital campus at 601 South Brentwood Boulevard in Clayton, Missouri. Photographs show the original building, as well as the campus after the additions of buildings two and three and an apartment building for staff. The majority of photographs are aerial views of the campus. Of particular note is a 1986 photograph showing the newly built Highway 170, which bordered...