Black and white photograph of scientists standing in a laboratory in Leipzig, Germany. The group of men, many of whom are graduate students studying under Wilhelm Ostwald (1853-1932), surround tables crowded with…

Jacobus Henricus van’t Hoff (1852-1911) thanks Georg Bredig (1868-1944) for sending him a calibrating bridge and says he will begin to work with Dr. Keurick.

Van't Hoff is considered to be one of the founding fathers…

Svante Arrhenius (1859-1927) thanks Georg Bredig (1868-1944) for sending a drama for his students to perform and informs his colleague that he has been elected as the university rector in Stockholm. Arrhenius…

Letter from Svante Arrhenius (1859-1927) to Georg Bredig (1868-1944) in which Arrhenius tells Bredig that his students want to perform Bredig's skit titled "Venus of Amylo," a pun referring to the "Venus de Milo" and…

Svante Arrhenius (1859-1927) provides updates to Georg Bredig (1868-1944) on his professional endeavours in Sweden and the work of mutual colleagues. He additionally inquires about Bredig's habilitation in Leipzig,…

Svante Arrhenius (1859-1927) describes his summer travels in Scandinavia in the summer of 1896 to his friend and colleague, Georg Bredig (1868-1944). The highlight of Arrhenius' travels is a sea voyage around Norway…

Jacobus Henricus van’t Hoff (1852-1911) asks Georg Bredig (1868-1944) to order laboratory equipment.

Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901 van’t Hoff received the…

Jacobus Henricus van’t Hoff (1852-1911) asks Georg Bredig (1868-1944) to order him laboratory equipment.

Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901 van’t Hoff received…

Jacobus Henricus van’t Hoff (1852-1911) writes to Georg Bredig (1868-1944) about sending something to van't Hoff's laboratory.

Van't Hoff is considered to be one of the founding fathers of physical chemistry. In 1901…

Jacobus H. van 't Hoff (1852-1911) describes setting up his new laboratory and requests that Georg Bredig (1868-1944) lend him special equipment, namely an Ostwald thermostat, stirring device, and regulator.

Cornelis Lobry van Troostenburg de Bruyn (1857-1904), a Dutch chemist, provides information to a German colleague on how to prepare hydrazine in the laboratory.

Svante Arrhenius (1859-1927), his students, and other colleagues send their best regards to Georg Bredig (1868-1944) in Leipzig, Germany from Stockholm, Sweden.

Svante Arrhenius (1859-1927) gives Georg Bredig (1868-1944) updates on his time spent with other scientists. Arrhenius explains that a vote took place which caused Axel Klinckowström (1867-1936) and Grönberg to resign…

Svante Arrhenius (1859-1927) writes to Georg Bredig (1868-1944) about his recent work in carbonic acid and his Christmas-time celebrations. Arrhenius tells Bredig about his newborn son, Olof Wilhelm Arrhenius…

Postcard from Svante Arrhenius (1859-1927) thanking Georg Bredig (1868-1944) for the New Year wishes and for sending him Liegnitzer Bomben. Liegnitzer Bomben translates to Liegnitzer bomb and is a dessert made up of…

Photograph of Svante Arrhenius (1859-1927) walking down a street in Stockholm, Sweden.

Svante Arrhenius is known as one of the founders of Physical Chemistry. In 1903, Arrhenius was the third person to be awarded the…

Black and white photograph of scientists at Stockholms Högskola, now Stockholm University, 1895 posed sitting and standing around a table. Pictured standing from left to right are Laggreen, Rosebowski, possibly Otto…

Postcard of the Katarina Elevator in Stockholm, Sweden. The postcard, sent to Georg Bredig (1868-1944), is signed by well-known scientists such as Svante Arrhenius (1859-1927), Astronomer Gustav Kobb, Otto Berg (1873…

Portrait of Ernst Cohen (1869-1944) by Koene & Büttinghausen in the Netherlands.

Ernst Cohen, a Dutch scientist and professor, was known for his research on the allotropy of tin. Cohen worked under Svante Arrhenius…

Svante Arrhenius (1859-1927) writes to Georg Bredig (1868-1944) to update him on his personal life, professional endeavors, and his laboratory.

Portrait of Svante Arrhenius (1859-1927) taken at Dahllöf Studio, Stockholm.

Svante Arrhenius is known as one of the founders of Physical Chemistry. In 1903, Arrhenius was the third person to be awarded the Nobel…

Postcard from Svante Arrhenius (1859-1927) to Georg Bredig (1864-1944). Arrhenius tells Bredig of his travels in Norway and Christiana.

Jacobus Henricus van’t Hoff (1852-1911) writes to Georg Bredig (1868-1944) to critique and provide suggestions for a calculation made by Bredig.

Van't Hoff is considered to be one of the founding fathers of physical…

Postcard from Svante Arrhenius (1859-1927) to Georg Bredig (1868-1944). Arrhenius writes about potential travel plans for Bredig in the upcoming months.

Svante Arrhenius is attributed to being one of the founders of…

Postcard from Svante Arrhenius (1859-1927) to Georg Bredig (1868-1944). Arrhenius writes about potential travel plans for Bredig in the upcoming months.

Svante Arrhenius is attributed to being one of the founders of…