The Atlas of Analytical Signatures of Photographic Processes
https://www.getty.edu/conservation/publications_resources/pdf_publications/atlas.html
Carbon Printing
Getty Atlas
on Carbon link
Books: https://www.amazon.com/Carbon-Transfer-Printing-Step-Step/dp/1138353833
Forum: https://groups.io/g/carbon
Dye Transfer
Dye Transfer Archives http://www.daviddoubley.com/DyeTransfer.htm
James Browning files http://www.dyetransfer.org/Site/Dye_Transfer_Resources.html
Forum: https://groups.io/g/dyetransfer
Collotype
Getty Atlas
on Collotype link
Studio Collotype: Continuous Tone Printing for the Artist, Print Maker and Photographer amazon
The Lumière Autochrome: History, Technology, and Preservation amazon
Woodburytpe
Getty Atlas
on Woodburytype link
History of
the Woodburytype (Barett Oliver) link