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

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

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

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

Goodwin Develops Celluloid Film - WikiSummaries

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

On This Day - ~ #OnThisDay 1887, Hannibal Goodwin Patents Celluloid Photographic Film ~ On This Day on May 02, 1887, Hannibal Williston Goodwin patented a method for making transparent, flexible roll

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

NIHF Inductee Hannibal Goodwin Invented Flexible Photographic Film