Digital Collections of Historic Photographs, Art, and other Arts/Culture Sources related to Britain or the Empire:
Art and Art History Primary Source Collections:
UCL Slade School of the Arts Digital archives, including photographs, oral histories, and more https://www.ucl.ac.uk/library/collections/ucl-digital-collections/browse-collections/slade-archives
Database of Mid-Victorian (1860s) Wood-Engraved Illustration http://www.dmvi.cf.ac.uk/
British Library Image archive, you can license and use these for free https://imagesonline.bl.uk/?service=page&action=show_home_page&language=en
William Hogarth Print collection (from 1814-1886) depicting scenes and commentary on British social and urban life, New York Public Library https://digitalcollections.nypl.org/collections/william-hogarth-prints#/?tab=about
Victorian Illustrated Shakespeare Archive, page images of all the work by four prominent 19th c. artists, sorted by illustrator and play https://shakespeareillustration.org/
The Yale Center for British Art Online Collections https://collections.britishart.yale.edu/
The William Blake digital archive, includes digitized manuscripts, prints, books, etc https://blakearchive.org/
Historic Photographs and Photography Collections:
William Henry Fox photographs (an inventor of modern photography), at the Digital Bodleian: https://digital.bodleian.ox.ac.uk/objects/119c014c-688d-4866-9425-89a028f56ed2/surfaces/dc56f295-b541-4e9c-b7d1-b9c8840196e3/
Julia Margaret Cameron photographs (many depicting British women and kids), at the Digital Bodleian: https://digital.bodleian.ox.ac.uk/objects/bf618ce4-487e-4bf1-9f03-cf728a62bd14/
20th century photographs from the Hyman Collection at the Digital Bodleian, includes portraits, landscapes, photos of industrial and social subjects: https://digital.bodleian.ox.ac.uk/collections/hyman-photographs/
Roger Fenton Crimean War Photos at the Library of Congress: https://www.loc.gov/collections/fenton-crimean-war-photographs/about-this-collection/
Returning Photos: Australian Aboriginal Photos from European Collections. Please read the Cultural Protocols section on this project site before using the database to explore the historical photos. https://ipp.arts.uwa.edu.au/ (also listed on the Aus/NZ page on this website)
Land of Zenj Photograph Collection, Beinecke Library, Yale. The collection, assembled by the rare book dealers Jenny Allsworth and Humphrey Winterton, brings together photographs, photograph albums, glass lantern slides, and a lantern projector, which document the Sultanate of Zanzibar and European colonial expansion in East and Central Africa from 1870 to 1914. Also documented are early Arab and Portuguese coastal settlements at Kilwa, Mafia, Pemba, Sofala, and Zanzibar. The collection also represents the work of certain photographers who operated in different parts of the region, including C. Vicente of Dar es Salaam, Coutinho Brothers of Zanzibar and Dar es Salaam, P. De Lord Brothers of Zanzibar and Dar es Salaam, Walther Dobbertin, and A. C. Gomes & Co. of Zanzibar, among others. Click on the blue Digital Materials tab at the top of the page to see digitized items. https://archives.yale.edu/repositories/11/resources/789/digital_materials
Film and Newsreel Archives:
British Movietone, from 1896 on https://www.youtube.com/c/BritishMovietone
British Pathe, from 1896 on https://www.britishpathe.com/
Colonial Film Archive, http://www.colonialfilm.org.uk/