This booklet, a Meldungsbuch, is a record of Mrazek's enrollment at Deutsche Technische Hochschule Brünn (German Technical University in Brünn, Czechoslovakia, now Brno, Czech Republic), where he received an MS in Engineering in 1934. The booklet identifies his courses and professors and includes a photograph of Mrazek.
The parade was held in support of the 1949 Alabama special county school tax. A student holds a sign that reads, "Solve Our School Problems, Vote Yes."