Historical Processes: The Cyanotype

From blue skies to blue print: Astronomer John Herschel's invention of the cyanotype

Cyanotype, Watercolor and Gouache - Strathmore Artist Papers

Cyanotype on glass : history, processes, variations - Aline Héau - Cyanotypes

Cyanotypes: The origins of photography

Hands-On History of Photography: The Cyanotype - Smithsonian Associates

Cyanotype Curated By Photographic Artist

Architectural cyanotypes - Dead Media Archive

Historical Processes: The Cyanotype

Out of the Blue - Village@work