Photograph of exhibition, "Photographs by Alfred Stieglitz," at the National Gallery of Art, March 16 through April 27, 1958.

Photograph of Georgia O'Keeffe in a group of people at the exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of Georgia O'Keeffe standing in front of photographs of herself at the exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of group at exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of Georgia O'Keeffe with two unknown individuals at the exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of two unknown individuals at the exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.

Photograph of exhibition, "Photographs by Alfred Stieglitz," National Gallery of Art, March 16 through April 27, 1958.