1890s

Gum Bichromate
Developed in 1855, revived in the Pictorialism of the 1890s

Stop Trick
Documented in 1895, Méliès’ film magic from 1896

Sepia Toning
19th century; later, a universal nostalgia look

Photochrom
Developed in the 1880s; peak period 1890s to early 1900s

Lippmann Interference Photography
Introduced in 1891; a scientific milestone, not a mass production procedure

Pinhole Photography
1890: George Davison's The Onion Field as a pictorialist reference

Dissolve
1899 early example; classic cinema to the present day

X-Ray Radiograph
1895, Wilhelm Röntgen's first medical x-ray

Van Dyke Brown Print
1889, W. J. Nicol's Kallitype patent