Hier is meer info te lezen over Betty Francken-Swabe: http://www.stolpersteine-hamburg.de/index.php?MAIN_ID=7&BIO_ID=2592
Addition
Hier is meer info te lezen over Betty Francken-Swabe: http://www.stolpersteine-hamburg.de/index.php?MAIN_ID=7&BIO_ID=2592