Alinari
- Preserves and exhibits over 800,000 vintage photographs and negatives. Contains exhibit details, a library, and a restoration laboratory. Located in Florence, Italy. [Italian and English]
- http://corporate.alinari.it/

Greenpark Images
- A unique collection of film and video footage dating back to the 1940's and earlier, covering the UK and international subjects.
- http://greenparkimages.co.uk/

Photo Mazza
- Over 70.000 colour slides of botany and zoology. Includes animals in action, under water photographs and wildlife.
- http://www.photomazza.com

Mayhem Photographics
- Creative British photography and specialist historical images from re-enactment events, including the English Civil War and Napoleonic War.
- http://www.mayhemphotographics.co.uk

When They Were Young: A Photographic Retrospective of Childhood
- Collection of black and white photographs featuring children. From the American Library of Congress.
- http://www.loc.gov/exhibits/young/

The Civil War Photography Center
- Devoted to the works of original Civil War photographers. Includes images, information on technical methods, and cameras. Located in Gettysburg, PA.
- http://www.civilwarphotography.com/

Lubavitch Archives
- Articles, pictures and historical facts in regard to Chabad Lubavitch history.
- http://www.chabadnews.us/

Images from S.V. Hougomont's passages
- Depicting the journeys of the four-masted steel barque "Hougomont" in the years 1927-1929.
- http://thorweb.anta.net/hougomont/

Reflective Images
- Offer mail order prints of photographs of Welsh towns and villages dating from 1890. Includes a list of localities and scenes available.
- http://www.wales-pictures.com/

Werner Forman Archive
- Selected photographs from over 100 published books on the great civilisations and tribal societies of the past.
- http://www.werner-forman-archive.com/

ICBL Image Library
- The International Campaign to Ban Landmines (ICBL) collection of landmine images, photos, illustrations and postcards. Contact information for the photographers on site.
- http://www.icbl.org/resources/photo/

Reflections Archive Photography
- A black & white photographic archive of Liverpool, Wirral, Merseyside and other areas of Britain up to the 1960s, hand printed from high quality original glass plate negatives.
- http://www.20thcenturyimages.co.uk

Science Service Historical Image Collection 1926-1976
- A 20th century research collection at the Smithsonian Institution consisting of images and their original captions as they appeared in period publications. A 40-year sample of innovation and invention.
- http://americanhistory.si.edu/scienceservice/

Gunby Photo Archive
- Photographs on the invention of photography and its development.
- http://gunbyphotoarchive.com/