John Joly

Events

1

Episodes

1

Years

1868

Every event in Historedia whose sources name John Joly, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.

Events and episodes

1. Louis Arthur Ducos du Hauron patents color photography methods

   1868

   Role: Irish scientist whose concepts were anticipated by the 1868 patent

   1. 11868 · France1868 Patent

      Louis Arthur Ducos du Hauron patented his color photography methods in 1868, receiving French Patent No. 83061.

Sources

1. Color photography Wikipedia, revision of 2026-09-14