Helen Dettweiler was born on December 5, 1914, in Washington DC, USA.
Christian Dettweiler was born in 1915.
Helen Dettweiler died on November 13, 1990, in Palm Springs, California, USA.
Christian Dettweiler died on 1995-03-16.
A glass breaks when it strikes a hard surface because the force compresses the space between molecules, causing the bonds between them to weaken (Dettweiler 14).
Helen Adam was born in 1909.
Helen Reddy was born on October 25, 1941
Helen Wu was born in 1956.
Helen Tworkov was born in 1943.
Helen Huang was born in 1982.
Helen Preece was born in 1897.
Helen Schelle was born in 1893.
Helen Nishikawa was born in 1946.