H.M. Crayon

Sealed

1962 ?.? ?.?

The Secret of the Red Orchid

Sealed

1965 ?.? ?.?

The Violin Case Murders

Die Person

Sealed

1970 ?.? ?.?

Die Person

Die Abiturientin

Sealed

1958 ?.? ?.?

Die Abiturientin Professor Dr. Penz