In 1901, Ferdinand Kurlbaum and Ludwig Holborn invented the disappearing-filament pyrometer about the same time that Harmon Northrup Morse invented it. #Poetry #Science #History #Thermometry #Pyrometer #Kurlbaum #Holborn (https://sharpgiving.com/thebookofscience/items/p1901c.html)
1901: Disappearing-filament pyrometer - The book of science

In 1901, Ferdinand Kurlbaum and Ludwig Holborn invented the disappearing-filament pyrometer about the same time that Harmon Northrup Morse invented it.