artificial radioactivity.
Fredric Brandt's birth name is Fredric Sheldon Brandt.
Fredric Brown's birth name is Brown, Fredric William.
Fredric Lehne's birth name is Fredric G Lehne.
Her and he husband Fredrick Joliot-Curie discovered artificial radioactivity ... !
Fredric Hope is 6'.
Irene DID discover and invent things. Irene invented the x-ray machine with help of her mother and the study of radioactivity. She received a Nobel prize for it one year after her mother's death. It proved to be very helpful during the war. Irene and her husband, Fredric., discover that atoms contain neutrons also.
Fredric Cook is 5' 9".
Fredric Lehne is 5' 10".
Fredric Rieders died in 2005.
Fredric Rieders was born in 1922.
Fredric Landelius was born in 1884.
Fredric Landelius died in 1931.