Harold Lloyd and Mildred Davis in “I Do” (1923).

Harold Lloyd and Mildred Davis in “I Do” (1923).

Farm Security Administration photo of the sharecropping Handley family in Walker County, Alabama, ca. 1937.
Source: National Archives and Records Administration

Farm Security Administration photo of the sharecropping Handley family in Walker County, Alabama, ca. 1937.

Source: National Archives and Records Administration

Grand Duchesses Olga and Tatiana of Russia with their cousin, Grand Duchess Irina, 1909.

Grand Duchesses Olga and Tatiana of Russia with their cousin, Grand Duchess Irina, 1909.

Josiah Martin, Maori Family, Te Taurua, Rotorua, New Zealand, 1880-1889.
Source: Photothèque du Musée de l’Homme

Josiah Martin, Maori Family, Te Taurua, Rotorua, New Zealand, 1880-1889.

Source: Photothèque du Musée de l’Homme

Fred and Adele Astaire, 1921.

Fred and Adele Astaire, 1921.

 Jean-Gabriel Eynard, Seven Members of the Eynard Family, Switzerland, ca. 1847.
Source: Getty Museum

Jean-Gabriel Eynard, Seven Members of the Eynard Family, Switzerland, ca. 1847.

Source: Getty Museum

Alexander Graham Bell with his wife Mabel Gardiner Hubbard and their children Elsie May Bell (far left) and Marian Hubbard Bell, ca. 1885.
Source: Gilbert H. Grosvenor Collection, Library of Congress

Alexander Graham Bell with his wife Mabel Gardiner Hubbard and their children Elsie May Bell (far left) and Marian Hubbard Bell, ca. 1885.

Source: Gilbert H. Grosvenor Collection, Library of Congress

Mathilde, Princess of Bavaria with her husband Ludwig of Saxe and their son Antonius, 1901-1902.

Mathilde, Princess of Bavaria with her husband Ludwig of Saxe and their son Antonius, 1901-1902.

 The Gumm Sisters, aka. the Garland Sisters, ca. 1935, from left to right: Mary Jane, Frances Ethel (Judy Garland) and Dorothy Virginia Gumm.

The Gumm Sisters, aka. the Garland Sisters, ca. 1935, from left to right: Mary Jane, Frances Ethel (Judy Garland) and Dorothy Virginia Gumm.