ections are devoted to primary source literature, the science and technology of albumen prints and implications for preservation. A gallery of albumen prints, a video demonstrating the albumen photographic process, and a discussion forum are included as well.

This site has extensive information on the role of the photgravure in the history of photography. It includes information about key photographers, a detailed description of the photogravure process, a search-able database of early and contemporary photogravures, information about collecting photogravures, and a glossary of terms.

The site includes a daguerreotype FAQ, a searchable image database, browsable image galleries organized by subject (including contemporary Daguerreotypes), and resources for research (articles, bibliographies, a brief history of daguerreotypes, illustrations of the daguerreian process, and links to additional resources).

Part of a larger site of Victorian photograph exhibit catalogs, this page provides overviews of more than 50 terms related to photographic processing.

History of Photography is an international, peer-reviewed journal devoted to the history and criticism of the photograph. It covers the history of photography from its origins to the present day. Many articles are available without a subscription.

By Jeff Curto, Professor Emeritus of Photography at College of DuPage in Glen Ellyn, Illinois, where he taught from 1984 to 2014.

Books available on the history of photography, on photographic processes and identification. You can purchase them, or refer to them or check them out of a library. Also find free and inexpensive e-books available online to help with 19th and early 20th century photographic processes, formats, and various passing styles.

A source for purchasing and researching fine art photography.

Images and documents relating to one of the originators of photography.

Biographical data describing photographers, studios, manufacturers, and others involved in the production of photographic images; consisting of names, nationalities, dates, locations and more.

An amazing collection of visual entertainments, mostly from before 1900, including magic lanterns, peepshows, shadows, transparencies, thaumatropes, phenakistascopes and a variety of other optical toys. This is the archived page for the collection, which is now housed at the Academy of Motion Picture Arts and Sciences (the Academy's site does not include images). Some images may not load.

Founded in Florence in 1852, Fratelli Alinari is the oldest firm in the world working in the field of photography, the image and communication. The Alinari website includes the Alinari Archive, with 200,000+ pictures, and the Education section with 100,000+ photographs available. Register for a free account to search these resources.

University of Arizona's research and archive center of 20th century photographers.

One of most comprehensive photography collections in the world.

The collections of the Prints & Photographs Division include photographs, fine and popular prints and drawings, posters, and architectural and engineering drawings.

Some of the world's most recognizable imagery, from one of the iconic magazines of the 20th century.

Art images from the collections of the Los Angeles County Museum of Art

A collection of 14 museums in Paris have made high-res digital copies of 100,000 artworks freely available to the public.

Photogrammar is a web-based platform for organizing, searching, and visualizing the 170,000 photographs from 1935 to 1945 created by the United States Farm Security Administration and Office of War Information (FSA-OWI).