Universum Book Export Company promotes its services to Georg Bredig (1868-1944).

A Christmas card with a blank cover addressed to Georg Bredig (1868-1944)

A Christmas card featuring a line drawing of the Town Hall of Old Town Dusseldorf, Germany.

Isidor Traube (1860-1943) a German physical chemist who founded capillary chemistry, writes to Georg Bredig (1868-1944) with thanks for the well-wishes sent to him on his 70th birthday.

Siegfried Tauss (1889-1943) sends Max Bredig (1902-1977) two publications as thanks for Bredig's lectures on X-rays.

Theodor Svedberg (1884-1971), a Swedish chemist and Nobel laureate for his research on colloids and proteins using the ultracentrifuge, thanks Georg Bredig (1868-1944) for a letter and offprint.

Thank you letter from Hermann Staudinger (1881-1965) to Georg Bredig (1868-1944). Staudinger was an organic chemist and Nobel Prize winner. He received the 1953 Nobel Prize in chemistry for his discoveries in the field…

A Christmas card featuring a black and white illustration of a winter nighttime scene. The view shows a snow-covered Karlsruher Schloss, or Karlsruhe palace.

A Christmas card featuring a black and white illustration of a large adorned Christmas tree at the Rondellplatz, or the city square of Karlsruhe, Germany.

A Christmas card featuring a black and white illustration of the Rondellplatz, or the city square of Karlsruhe, Germany.

Ernest Rutherford (1871-1937) provides Georg Bredig (1868-1944) with a reference for Kasimir Fajans (1887-1975). Rutherford speaks to Fajans' work in his laboratory, his work ethic, and his qualifications to work with…

Hendrik Willem Bakhuis Roozeboom (1854-1907) sends congratulatory remarks to Georg Bredig (1868-1944) for his new position as the first professor of physical chemistry at the University of Heidelberg. Roozeboom was a…

William Ramsay (1852-1916), a Scottish chemist who discovered noble gases, sends thanks to Georg Bredig (1868-1944) for his letter.

Letter from Thomas Slater Price (1875-1949) to Georg Bredig (1868-1944). Price, a British chemist, expresses his interest in returning to work with catalysts and asks Bredig for advice.

Thank you note from Max Planck (1858-1947) to Georg Bredig (1868-1944).

Max Planck is known as the father of quantum theory. He won the Nobel Prize in Physics in 1918 for his discovery of energy quanta. Planck made…

Otto Pettersson (1848-1941), a Swedish chemist and oceanographer, writes to Georg Bredig (1868-1944) to inform him that the Royal Swedish Academy of Sciences has approved the publication of a paper by Jacobus van't Hoff…

Heinrich Otto Wieland (1877-1957) thanks Georg Bredig (1868-1944) for agreeing to give a presentation at the University of Freiburg, and confirms his travel and lodging plans.

Thank you note from Raphael Eduard Liesegang (1869-1947) to Georg Bredig (1868-1944).

Liesegang was a German chemist and photographer who is known for his research in Liesegang rings, or the colored bands of cement…

Postcard from Kasimir Fajans (1887-1975) to Georg Bredig (1868-1944).

Fajans was a student of Georg Bredig at the University of Heidelberg. Fajans was a pioneer in the science of radioactivity and discovered the…

Thank you note from Willy Hellpach (1877-1955) to Georg Bredig (1868-1944).

A thank you note to Georg Bredig (1868-1944) for sending a copy of his thesis Anorganische Fermente to the author of this letter. The author notes that this work is "an important contribution to science."

Thank you note from G Thierry, a German engineer, to Georg Bredig (1868-1944) and his colleagues.

Postcard from Adolf von Oechelhäuser (1852-1923) to Georg Bredig (1868-1944). Oechelhäuser was an art historian and preservationist. He was a rector at the Technical University of Karlsruhe from 1902-1903 and 1909-1910.

Thank you note signed by Theodor Christoph Heinrich Rehbock's (1864-1950) for 70th birthday wishes. Rehbock was a German hydraulics engineer and professor at the University of Karlsruhe.

Felix Ehrenhaft (1879-1952), writes to Georg Bredig (1868-1944) to request a reprint of a 1927 journal article written by Bredig and R. Allilio, Röntgenuntersuchungen an katalytisch wirkenden (Metallen X-ray…