Albert Ludwig Sigesmund Neisser
Neisser was born in the Silesian town of Schweidnitz (now Świdnica, in Poland), the son of a well-known Jewish physician, Dr. Moritz Neisser. After he completed the elementary school in Münsterberg, Neisser enrolled in the St. Maria Magdalena School in Breslau (now Wrocław, in Poland). In this school, he was a contemporary of another great name in the history of medicine, Paul Ehrlich. He obtained the Abitur in 1872.
Nicolas Delsor
Nicolas Delsor was born in Strasbourg, Bas-Rhin, on 5 October 1847.
His father came from the Auvergne.
He entered the minor seminary of Strasbourg in 1858, at the age of 11.
He was an excellent pupil, and after being ordained a priest in 1865 was asked to remain at the seminary for a while as a teacher.
He left the seminary after Alsace had become part of Germany following the Franco-Prussian War of 1870.