Photographer Nicephore Niepce  
   Dedicated to the History of Photography from its origins by French scientist and inventor Nicephore Niepce. Niepce discovered the process known as Heliography.
   http://www.niepce.com/home-us.html

Photica Project  
   Contains information and articles on historical photographers and groups.
   http://www.cwriley.com/photica/index.htm

American Museum of Photography  
   Covers daguerreotypes to modernism. Research center features a guide early photo processes, book reviews and information on preserving/protecting valuable photographs.
   http://www.photographymuseum.com

City-Gallery.com  
   Information on photography, family photographs and images, and genealogy. Focus is on 19th century photography.
   http://www.city-gallery.com/

Arab Foundation for the Image  
   A non-profit association that collaborates with Elysée Foundation in Lausanne to promote photography in the Middle East and the North Africa by locating, collecting and preserving the photographic heritage of that region.
   http://www.fai.org.lb/

Central Pacific Railroad  
   Has a photographic history museum; also stereoviews of the first transcontinental railroad.
   http://CPRR.org

Women in Photography Archive  
   Focuses on the role of women in photography. Includes essays on women photographers and an online gallery.
   http://www.sla.purdue.edu/WAAW/Palmquist/index.htm

Midley History of Photography  
   Presents essays by R. Derek Wood on the history of early photography, the daguerreotype and diorama.
   http://www.midleykent.fsnet.co.uk

A History of Photography  
   Contains an extensive history, from earliest times to the 1920s. Includes information on all significant photographers with biographical data.
   http://www.rleggat.com/photohistory/

Georgian Museum of Photography  
   Virtual museum of images from photography, including portraits, architecture, cultural and historical monuments.
   http://www.photomuseum.org.ge

Photographs: The Metropolitan Museum of Art  
   Images, history, and technical information about their extensive collection of photographs.
   http://www.metmuseum.org/collections/department.asp?dep=19

Collodions and Clopinettes  
   Articles by Pierre G. Harmant, Paul Marillier, R. Derek Wood, and Jacques Roquencourt on Niépce, Daguerre, and other pioneer photographers.
   http://www.marillier.nom.fr/collodions/indexUk.html

Tbilisi House of Photography  
   Georgian photography.
   http://www.opentext.org.ge/photo/

Albumen Photographs  
   Presents the art and science of albumen printing, contemporary research, conservation and treatment of images.
   http://albumen.stanford.edu/

Infocus Heritage Research  
   Monthly articles centred around the subject and use of historical photographs are provided.
   http://www3.telus.net/IHR/index.html

Chronophotographical Projections  
   The history of chronophotography and photographers is located here.
   http://web.inter.nl.net/users/anima/chronoph/index.htm

Cut & Paste - A History Of Photomontage  
   Covering the artists involved in photomontage in the Berlin Dada movement, 1980s politics, and the present day.
   http://www.cutandpaste.info

Magic Lanterns  
   Description of the medium plus information on optical systems, components, lanterns types and slide identification.
   http://www.magiclantern14.btinternet.co.uk/

Pinhole Photography  
   History of pinhole photography, including theory and construction details.
   http://www.photo.net/photo/pinhole/pinhole

Tintypes and Daguerreotypes  
   Article defines what tintypes and daguerreotypes are, the history of the processes, the sizes they came in, and the years they were popular.
   http://www.maine.com/photos/tintypes.htm

History of Photography Timeline  
   A detailed timeline of photography from ancient times to the present.
   http://www.photo.net/history/timeline

Painting and Photography  
   Some notes on the history of photography, mostly concerning the relationship between painting and photography.
   http://art-photography.netfirms.com

Photo Revue  
   All about Czech and Slovak photography, history, theory, reviews, profiles.
   http://www.photorevue.com

Photography in the 1840s - About Photography  
   Comparing the Calotype and the Daguerreotype, the first Welsh photograph, Irish pioneers, and French advances in the art of photography.
   http://www.photography.about.com/library/weekly/aa061702a.htm

Latin American Photography 1840-1920. M & M Cuarterolo's Collection  
   Large selection of early images of Argentina and other Latin American countries and information on the photographers active in the region between 1840 and 1920.
   http://www.geocities.com/alloni1/home

The Big Six Portrait Photographers  
   Monographs on six professional portrait photographers from the turn-of-the-century.
   http://hometown.aol.com/yanult/baroque.html

Finding Photographers  
   A worldwide index of the books and websites that list photographers and when they worked.
   http://www.FindingPhotographers.com

The Weston Exposure Meter Site  
   Site dedicated to the Weston Exposure Meter from the earliest days to the Euromaster 3. Includes Photos, information and instruction books, and history of the company and its founder.
   http://www.westonmeter.org.uk

About Photography: Nudes 1920-1940  
   Consists of on the history of nude photography from 1920 to 1940, emphasizing the roles of the famous master photographers. No images.
   http://www.photography.about.com/library/weekly/aa040300a.htm

Lafayette Negative Archive  
   Catalogue of vintage photographs made by the Lafayette studio of London, containing images made between 1887 and the 1930s, categorized by subject. Has explanatory articles.
   http://lafayette.150m.com/

Historic Photo Archive  
   Kodachrome dating guide for vintage slides.
   http://www.historicphotoarchive.com/f2/kodachrome.html

Index of UK photographers up to c1950  
   Indexes and links for UK photographers, county by county, for the 19th and early 20th century.
   http://www.users.waitrose.com/~rodliffe/

The Magic Mirror of Life: An Appreciation of the Camera Obscura  
   Many facets of the camera obscura (dark room); the origin of the photographic camera, its place in art, culture and education,vintage instruments,images, photographs, and working camera obscuras are included.
   http://brightbytes.com/cosite/cohome.html

Anima  
   Articles and GIF and Flash animations relating to optical toys, chronophotography (Muybridge, Marey, and others), and pre-cinematography of the 19th century.
   http://web.inter.nl.net/users/anima/

Early Visual Media  
   History of visual Media, photography pre-cinema prestidigitation danse macabre optical illusions.
   http://www.visual-media.be/

Cuarterolo Archive  
   The Cuarterolo archive is an image bank focused on 19th century Argentine and Latin American photography that houses over 5000 historic photographs.
   http://archivocuarterolo.8m.com

Mathew J. Steffens  
   Steffens was THE photographer to Chicago's first "Gold Coast" residents...the richest of the rich. Commodore Steffens, as he was known because of his steam yachting and yacht club presidency, was one of Chicago's foremost society photographer f
   http://members.aol.com/tyanult/steffens1.html

Bosse, Henry Peter: Photographs of the Mississippi River  
   Collection of Bosse's photographs of the Mississippi (1883-1892) with an essay by Michael Conner who rediscovered his photographs in the 1980s.
   http://www.boondocksnet.com/gallery/bosse_index.html