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…

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 a table crowded with…

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…

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…

An invitation to the meeting of the Faculty of Mathematics and Physics at the University of Amsterdam and calculations using the Van der Waals equation of state written by its creator, Johannes Diderik van der Waals…

Letter from Svante Arrhenius (1859-1927) to Georg Bredig (1868-1944) regarding Bredig's upcoming arrival in Sweden to study physical chemistry; this apprenticeship would lead to a life-long friendship between the two…

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…

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 (1864-1944). Arrhenius tells Bredig of his travels in Norway and Christiana.

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…

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

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…

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…

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…

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

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.

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.

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 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) 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…

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…

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,…

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…