Calling card and note to Georg Bredig (1868-1944) written by Theodor Paul (1862-1928), a professor in the field of pharmaceutical chemistry.

Calling card and note written by Carl Liebermann (1842-1914). Liebermann was a chemist that worked with dyes. He was the president of the German Chemical Society.

Calling card for chemical engineer, Otto Küster. Verso includes a note written from Küster to Georg Bredig (1868-1944).

Calling card for Carl Neuberg (1877-1956). Includes a note to Georg Bredig (1868-1944) written by Neuberg. Neuberg is regarded as the father of modern biochemistry and was nominated for a Nobel Prize for Chemistry…

Calling card belonging to Carl Gräbe (1841-1927) a German chemist and professor.

Calling card belonging to Paul von Groth (1843-1927). Groth was a German mineralogist, professor, and curators of minerals at the State Museum at Munich. He is known for his systematic classification of minerals based…

Calling card belonging to Paul Jannasch (1841-1921), a German chemist and professor at Heidelberg University.

Calling card belonging to Paul Jacobson (1859-1923), an organic chemist known for being the general secretary of the German Chemical Society.

Personal calling card for Eduard Buchner (1860-1917). Buchner was a German chemist who received the 1907 Nobel Prize in Chemistry for his biochemical research and discovery of cell-free fermentation.

Personal calling card belonging to Friedrich Bergius (1884-1949). Bergius shares the 1931 Nobel Prize in Chemistry with Carl Bosch (1874-1940) for their work pioneering high-pressure chemistry methods.

Personal calling card belonging to Phillippe-Auguste Guye (1862-1922). Guye was a Swiss physical chemist and five-time Nobel Prize nominee. In 1903, Guye started Journal de Chimie Physique, the first Swiss journal of…

Calling card for Carl Duisburg (1861-1935). Verso of the card includes a handwritten note from Duisburg to Georg Bredig (1868-1944).

Duisburg was CEO of Bayer AG from 1900 until 1912, when he became Managing Director…

Obituary for Georg Bredig (1868-1944) published by the New York Sun. The obituary highlights Bredig's life in America.

Georg Bredig was a German physical chemist known for his work with catalysts, reaction kinetics,…

Obituary for Georg Bredig (1868-1944) published by the New York Times. The obituary highlights Bredig’s refusal to pledge loyalty to Hitler in 1933, which led to his dismissal from his position at Karlsruhe University.
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Georg Bredig (1868-1944) writes to his son, Max Bredig (1902-1977), about Max's bank statements and stocks.

Georg Bredig (1868-1944) asks his son, Max Albert Bredig (1902-1977) to send him his curriculum vitae, list of publications, educational information, and, essentially, a cover letter. It seems that Georg will send this…

Georg Bredig (1868-1944) provides professional references to his son, Max Bredig (1902-1977), who intends to emigrate from Germany as circumstances worsen for German Jewish citizens under the Third Reich.

Georg Bredig (1868-1944) confirms that he has received his son's letter.

Georg Bredig (1868-1944) writes to his son, Max Albert Bredig (1902-1977). Georg mentions writing to Dr. H. Jermain Creighton (1886-1975) of Swarthmore College and wants Max to proofread the letter. Max would later…

Georg Bredig (1868-1944) writes to his son and daughter, Max-Albert and Marianne Bredig, regarding Max's birthday and upcoming trip to England. Marianne (1903-1986) has written an additional note to Max beneath her…

Georg Bredig (1868-1944) writes to his son, Max Bredig (1902-1977), concerning his son's medical care and upcoming visit.

Georg Bredig (1868-1944) forwards a letter from Kasimir Fajans (1887-1975) to his son, Max Albert Bredig (1902-1977).

Georg Bredig (1868-1944) writes to his son, Max Albert Bredig (1902-1977), informing him that he sent invitations to his dissertation defense. Georg tells his son of job opportunities.

Autographed dinner menu from the International Chemical Reunion Utrecht (ICRU) in 1922. It was organized by Ernst Cohen (1863-1944) as a way to unite scientists from previously warring nations.

Identified signatures…