Frederik Ferdinand Helsted died in 1875.
Georg Frederik Ferdinand Allen was born in 1856.
Frederik Ferdinand Friis was born on 1793-12-16.
Gustav Helsted was born in 1857.
Axel Helsted was born in 1847.
Georg Frederik Ferdinand Allen died in 1925.
Frederik Ferdinand Friis died on 1865-03-18.
Edvard Helsted died in 1900.
Gustav Helsted died in 1924.
Axel Helsted died in 1907.
Frederik Abrahams was born in 1990.
Frederik Herendeen was born in 1893.