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This powerpoint presentation was made in March, 2012 for a photojournalism class. It talks about David Hockney's book about camaras obscuras and how they were used by artists in the 13th century.

This powerpoint presentation was made in March, 2012 for a photojournalism class. It talks about David Hockney's book about camaras obscuras and how they were used by artists in the 13th century.