Adèle Bayer died in 1892.
An adle is a sickness, or a disease.
Otto Bayer died in 1982.
Frederick Bayer died in 2007.
Ernest Bayer died in 1997.
Josef Bayer died in 1913.
Anton Bayer died on 1996-07-07.
Francisco Pérez Bayer died in 1794.
Theophilus Siegfried Bayer died in 1738.
Herbert Bayer died on 1985-09-30.
George Bayer died on 2003-03-16.
Burley Bayer died on 1933-05-30.
Karl Bayer died on October 4, 1904 at the age of 57.