Eastman House Photographic Process series: 

https://www.eastman.org/processvideos

Minneapolis Institute of Arts and YouTube Printmaking Processes:

Relief: https://www.youtube.com/watch?v=O0skLwaFpn0

Intaglio: https://www.youtube.com/watch?v=SNKn4PORGBI&t

Mezzotints: https://www.youtube.com/watch?v=jikAwCcc0uI

Lithography: http://www.youtube.com/watch?v=JHw5_1Hopsc

Historical Primary Sources:

M.A. Root, The Camera and the Pencil : or, The Heliographic Art (Philadelphia: M. A Root, 1864) reprint 1971, (1864),  32-48.

“Lithography,” Analectic Magazine (July 1819), 67-73.

Secondary Sources:

Michael Leja, “Fortified Images for the Masses,” Art Journal (2011), 61-83.

Brian Maidment, Reading Popular Prints (New York: St. Martin’s Press, 1996), 1-26.

Elizabeth Milroy, The Grid and the River,  155-179.

Erika Piola, ed. Philadelphia on Stone (University Park: Pennsylvania University Press and Library Company of Philadelphia, 2012), Intro (p.12-33).

Jennifer Roberts “Relearning the Lost Skill of Patience”

https://www.theatlantic.com/education/archive/2013/11/relearning-the-lost-skill-of-patience/281482/

Vanessa R. Schwartz and Jeannene M. Pryzblyski, ed., “Visual Culture’s History: Twenty-First Century Interdisciplinarity and Its Nineteenth-Century Objects.” In Nineteenth-Century Visual Culture Reader (New York: Routledge, 2004), 3-33.

Anne Verplanck, “‘The shadow of your noble self’: The Reception and Use of Daguerreotypes.” West 86^th: A Journal of Decorative Arts, History of Design, and Material Culture. 24:1 (Spring/Summer 2017): 47-73.

Online sources

Getty  – Atlas of Analytical Signatures of Photographic Processes

http://www.getty.edu/conservation/publications_resources/pdf_publications/atlas.html

Graphics Atlas

http://www.graphicsatlas.org/

The MET timelines

https://www.metmuseum.org/toah/essays/

Graphics and Digital Collection catalogs  

Library Company of Philadelphia

https://digital.librarycompany.org/islandora/object/islandora%3Aroot

American Antiquarian Society

http://www.americanantiquarian.org/catalog.htm

Library of Congress

http://www.loc.gov/pictures/

New York Public Library

https://digitalcollections.nypl.org/