(Du) (Bois) returned 4 hits
1
At the Paris Exposition in 1900, W. E. B. Du Bois compiled an exhibit of hundreds of graphs and photographs depicting the history of Negroes in America, including over 60 statistical charts, graphs and maps.
Category:
Statistics & Graphics
2
3
Catalan Atlas, an exquisitely beautiful visual cosmography, perpetual calendar, and thematic representation of the known world
Category:
Cartography
4
First successful photograph produced (an 8-hour exposure). [A type of asphalt (bitumen of Judea) was coated on metal plates. After exposure it was washed in solvents, the light areas were shown by the bitumen, dark areas by bare metal. Exposed to iodine, the plate darkened in the shadowed areas.]
Category:
Technology
