Season’s Bleatings: Finnish Photographs of the Nuuttipukki (1928)

Your Flannelette Cure: Fire Tests with Textiles (1910)

The Department of Preparation: Thomas Smillie’s Photographic Survey of the Smithsonian (1890–1913)

Specimens of Fancy Turning (1869)

Photographs of the Los Angeles Alligator Farm (ca. 1907)

John H. White’s Photographs of Black Chicago for DOCUMERICA (1973–74)

Art Brut: The Scare-Fox (1910)

The Tanzmasken of Lavinia Schulz and Walter Holdt (ca. 1924)

The Turns of the Turnverein: Heinrich Hamann’s Gymnastic Photographs (ca. 1902)

Visualising Bubbles (1500–1906)

Earthen Messages: Nikola Tesla in his Laboratory (ca. 1899)

Gustave Zander and the 19th-Century Gym

Snowball Fights in Art (1400–1946)

Theresa Babb’s Photographs of Friendship (ca. 1898)

Adolf Schmidt’s Atlas der Diatomaceenkunde (1890)

Festooned: Martin Gerlach’s Decorative Groupings (1897)

Samuel G. Szabó’s Rogues, A Study of Characters (1857)

Herbert Geddes’ “Life in Japan” Collection: Hand-Coloured Glass Transparencies of the Meiji-Era

Of Chickens, Eggs, and Cannonballs: Roger Fenton’s Valley of the Shadow of Death (1855)

Early Photographs of Juneteenth Celebrations

“Firelight Flickering on the Ceiling of the World”: The Aurora Borealis in Art

Photographs of Japanese Sword Guards (1916)

John Margolies’ Photographs of Roadside America

Karl Blossfeldt’s Urformen der Kunst (1928)