Anders Anton von Stiernman later transferred to the Swedish National Archives. He made research trips in 1722 to Copenhagen and in 1724 the Baltic provinces. In 1732 he was promoted to actuary and 1740 to secretary to the director. In 1743 he was ennobled as "von Stiernman". In 1745 he was made a member of the Swedish Academy of Sciences and in 1747 became the Secretary. He died on March 2, 1765. His manuscripts were acquired after his death by Uppsala University Library and through purchase and partly through the donation of his son, Olof Celsius von Stiernman. Anders Anton von Stiernman Anders Anton
Celsius differences between temperatures or their uncertainties (e.g. "The output of the heat exchanger is hotter by 40 degrees Celsius", and "Our standard uncertainty is ±3 °C"). Because of this dual usage, one must not rely upon the unit name or its symbol to denote that a quantity is a temperature interval; it must be unambiguous through context or explicit statement that the quantity is an interval. This is sometimes solved by using the symbol °C (pronounced "degrees Celsius") for a temperature, and C° (pronounced "Celsius degrees") for a temperature interval, although this usage is non-standard. Another way to express the