In September 1931 the Japanese Imperial Army invades Manchuria, and refugees flee their burning cities. From "The Second Worl...In September 1931 the Japanese Imperial Army invades Manchuria, and refugees flee their burning cities. From "The Second World War: Prelude to Conflict" (1963), a documentary by...1
In September 1931 the Japanese Imperial Army invades Manchuria, and refugees flee their burning cities. From "The Second Worl...
Archival footage showing children afflicted with polio, Jonas Salk giving injections, an immunization centre, and vials of va...Archival footage showing children afflicted with polio, Jonas Salk giving injections, an immunization centre, and vials of vaccine being produced.1
Archival footage showing children afflicted with polio, Jonas Salk giving injections, an immunization centre, and vials of va...
