Over 1 million high-quality images with information on the works in the collection. Supports art and design as well as providing related images for music, dance and theater.
Try searching for an artist's name, or process (for example: "daguerreotype") and then choosing "photographs" or "prints" under classification.
Registration instructions and learn how to unlock a password-protected folder

Smithsonian museum dedicated to historical and contemporary design. Their website contains many high-quality images of items in their collection, including historic photographs. Try choosing "Explore the Collection" and "Type" from the dropdown menu, then selecting "photograph" to explore their photography collection. You can also try searching for the name of a process (such as "albumen") under "Search the Collection."

The oldest museum dedicated to photography. Their website contains digitizations of a selection of their archives, a Photographic Processes Video Series, and other useful resources. See their Tumblr for more digitized photographs from their collection.

A timeline of the history of photography through Harvard's Photograph Collections.

Video tutorials for thousands of software tools and related skills. There are a few videos concerning alternative processes. Try searching for the name of a specific process, such as collodion. Lynda.com can be accessed through the Seattle Public Library.

An extensive global timeline of art history that combines essays and works of art with chronologies.
Use this link to go straight to the photography section.

Browse Seattle Public Library's Special Collections digitally. Some of their Seattle Collection, which includes more than 30,000 photographs, is available online. You can also go into the library to see the photographs in person.