![The night Herschel shared his discovery of the cyanotype process with the world:A letter from Joseph Cundall to Alfred Swaine Taylor - The Classic The night Herschel shared his discovery of the cyanotype process with the world:A letter from Joseph Cundall to Alfred Swaine Taylor - The Classic](https://theclassicphotomag.com/wp-content/uploads/John-Herschel-Cyanotype-Cropped.jpg)
The night Herschel shared his discovery of the cyanotype process with the world:A letter from Joseph Cundall to Alfred Swaine Taylor - The Classic
![File:Julia Margaret Cameron - John Herschel (Metropolitan Museum of Art copy, restored).jpg - Wikipedia File:Julia Margaret Cameron - John Herschel (Metropolitan Museum of Art copy, restored).jpg - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/3/3a/Julia_Margaret_Cameron_-_John_Herschel_%28Metropolitan_Museum_of_Art_copy%2C_restored%29.jpg)
File:Julia Margaret Cameron - John Herschel (Metropolitan Museum of Art copy, restored).jpg - Wikipedia
Pioneer Works - In 1842, the astronomer Sir John Herschel discovered the cyanotype process, a photographic blueprint able to quickly reproduce drawings and notes using the sun's rays. Learn how to
![British Library on X: "#OTD in 1839 John Herschel took the first glass plate photograph. Cyanotype or blue-print is one of the oldest and longest surviving photographic processes, using a mixture of British Library on X: "#OTD in 1839 John Herschel took the first glass plate photograph. Cyanotype or blue-print is one of the oldest and longest surviving photographic processes, using a mixture of](https://pbs.twimg.com/media/E-2BJ6_XoAABhZt.jpg)
British Library on X: "#OTD in 1839 John Herschel took the first glass plate photograph. Cyanotype or blue-print is one of the oldest and longest surviving photographic processes, using a mixture of
![Photography's Blue Period Gets Its First Major Show in the US | John herschel, This is us, Photography Photography's Blue Period Gets Its First Major Show in the US | John herschel, This is us, Photography](https://i.pinimg.com/736x/1b/69/be/1b69bef5d2c03898f4b8df0c3b546095--john-herschel-in-the-us.jpg)