The document summarizes the history of photography from its origins using camera obscuras to early photographic processes like daguerreotypes and calotypes. It then covers the development of glass plate negatives and dry plate processing in the late 1800s. Finally, it discusses major innovations in color photography and the transition to digital photography in the late 20th century.

1. The History of Imaging Conventional/Silver Processes

2. Visual Communication began with Cave Art

3. Continued with Hieroglyphics

4. Then lead into Drawing/Painting

5. Aiding Drawing/Painting with Camera Obscura