WION - #TodayInHistory, 1898: Hannibal Goodwin patents celluloid photographic film

May 2, 1887: Celluloid-Film Patent Ignites Long Legal Battle

Goodwin has a late good win, Latest News

NIHF Inductee Hannibal Goodwin Invented Flexible Photographic Film

The Beginning of 2D Animation by H.W.Goodwin - Animaders

Goodwin Develops Celluloid Film - WikiSummaries

May 2, 1887: Celluloid-Film Patent Ignites Long Legal Battle

May 2, 1887: Celluloid-Film Patent Ignites Long Legal Battle

C is for Celluloid: The Goodwin vs. Kodak patent battle over flexible film - National Science and Media Museum blog

May 2, 1887: Celluloid-Film Patent Ignites Long Legal Battle

WCSA - On This Day – May 02, 2022 - Hannibal Goodwin patents celluloid photographic film (used in Thomas Edison's Kinetoscope) in 1887

Hannibal Goodwin, American clergyman