Karl Schwarzschild (1873-1916), a German physicist and astronomer, provides his initial reflections on Einstein's field equations of general relativity, which he completed while serving in the army during the First…

Viktor Rothmund (1870-1927), a German chemist working in Prague, describes the perilous state of scientific activities at his university after the ravages of the First World War. He additionally mentions that he hopes…

Viktor Rothmund (1870-1927), a German chemist, discusses colloidal solutions with his colleague, Georg Bredig (1868-1944), and mentions how the field of physical chemistry is negatively perceived at the University of…

A colleague of Georg Bredig (1868-1944) thanks him for sending his rectorate speech, "Denkmethoden der Chemie" (Methods of Thought in Chemistry), which Bredig gave while serving as rector of the Technical University of…

Bernhard Tollens (1841-1918) a German chemist, thanks Georg Bredig (1868-1944) for sending his habilitation thesis "Anorganische Fermente" (Inorganic Ferments). In many Germanophone countries, a habilitation is a…

Heinrich Wieland (1877-1957), a German chemist and the winner of the 1927 Nobel Prize in Chemistry for his research into bile acids, thanks Georg Bredig (1868-1944) for his hospitality. Wieland is visiting Karlsruhe to…

In a letter to his father, Georg Bredig (1868-1944), Max Bredig (1902-1977) discusses Georg's upcoming departure to the U.S.A and possible immigration opportunities in South America for his sister and brother-in-law,…

Anny van der Sluys, a Dutch antifascist resistance member and humanitarian, informs Hans Jolowicz of the tragic deaths of his sister, Eva Jolowicz Schnell (1913-1944), and brother-in-law, Alfred Schnell (1900-1944).…

Anny van der Sluys, a Dutch antifascist resistance member and humanitarian, informs the Schnell family of the tragic deaths of their family members, Alfred Schnell (1900-1944), and his wife, Eva Jolowicz Schnell…

Max Bredig (1902-1977) writes a note to himself regarding the U.S. State Department's procedure on applying for a new American visa. He forwarded this information to Ilse Wolfsberg, the fiancé of his former colleague,…

Marianne Homburger (1903-1986) tells her brother, Max Bredig (1902-1977), the household items that were packed and picked up from their home in Karlsruhe, Germany. She additionally mentions various bedlinens and…

Georg Bredig (1868-1944) encourages his son, Max Bredig (1902-1977), to immediately immigrate to the United States as persecution worsens for German Jewish citizens under the Third Reich.

Richard Adolf Zsigmondy (1865 – 1929), an Austrian chemist and the winner of the 1925 Nobel Prize for Chemistry, thanks Georg Bredig (1868-1944), for his correspondence and informs him that he does not have copies of a…

Arthur Drews (1865-1935) thanks his colleague, Georg Bredig (1868-1944), for wishing him well on his sixtieth birthday.

Heike Kamerlingh Onnes (1853-1926), a Dutch physicist and Nobel laureate, congratulates Georg Bredig (1868-1944) on becoming a member of the Royal Netherlands Academy of Sciences.

Carl Neuberg (1877-1956), a German biochemist, thanks Georg Bredig (1868-1944) for sending him a scientific paper, which will be typeset.

Neuberg was an early pioneer of modern biochemistry, the director of the Kaiser…

Otto Wiener (1862-1927), a German physicist, thanks his colleague, Georg Bredig (1864-1944), for an invitation to tea but declines because he will not be present in Karlsruhe. He additionally mentions that he hopes to…

Wilhelm Meyerhoffer (1864-1906), a German chemist who worked with Jacobus Henricus van't Hoff at the University of Amsterdam, informs Georg Bredig (1868-1944) that he has received Bredig's letters and a scientific…

Josef Forster (1844-1910), a German physician, thanks Georg Bredig (1868-1944) for sending his habilitation thesis "Anorganische Fermente" (Inorganic Ferments). In many Germanophone countries, a habilitation is a…

Fritz Haber (1868-1934), a German chemist and 1918 winner of the Nobel Prize for Chemistry, updates his colleague, Georg Bredig (1868-1944), on the current status of his chloride chemistry research, including an…

Hans Bunte (1848-1925), a German chemist and professor at the Technical University of Karlsruhe, thanks Georg Bredig (1868-1944) for sending his habilitation thesis "Anorganische Fermente" (Inorganic Ferments), and…

Hans Bunte (1848-1925), a German chemist and professor in Karlsruhe, thanks Georg Bredig (1868-1944) for sharing his scientific work.

Max Bredig (1902-1977) updates his father, Georg Bredig (1868-1944), on his personal and professional life at the University of Michigan in Ann Arbor, Michigan in the fall of 1937. Max recently emigrated from Germany to…

Max Bredig (1902-1977) tells his father, Georg Bredig (1868-1944), about his first days at the University of Michigan in Ann Arbor, Michigan after emigrating from Germany under the Third Reich. Max decided to move to…

The German chemist Wilhelm Ostwald (1853-1932) thanks Georg Bredig (1868-1944) for his friendship and suggests that a work on the crude salts of methyl acetate be included in a volume that Bredig is working on.