Orthochromatic photographic plates, in combination with a color filter counter-acting the plates' inhomogeneous sensitivity to light of different wavelengths, yielded black and white images showing all colors of the light in their true brightness.
Rainer Maria Rilke | Carl Maria von Weber | Santa Maria | Maria Callas | Santa Maria Capua Vetere | Maria | Josef Mengele | Maria Theresa | Josef Albers | Henrietta Maria of France | José María Aznar | Maria Muldaur | Maria Bethânia | Franz Josef Land | Carlo Maria Giulini | Basilica di Santa Maria Maggiore | Ave Maria | Santa Maria, Bulacan | Maria Theresa of Austria | Maria Edgeworth | Maria Montessori | María Conchita Alonso | Josef Schwarz | Erich Maria Remarque | Maria João | Maria Cantwell | Rainer Maria Latzke | Maria McKee | Josef Terboven | Santa María la Antigua del Darién |