Dog Sitting on a Table, USA, ca. 1854.
Source: Getty Museum

Dog Sitting on a Table, USA, ca. 1854.

Source: Getty Museum

Loomis Dean, Portrait of the Earl of Lichfield, Thomas Patrick John Anson, in front of his ancestral home Shugborough Hall with a hunting dog, Great Haywood, Staffordshire, England, July 1968.

Loomis Dean, Portrait of the Earl of Lichfield, Thomas Patrick John Anson, in front of his ancestral home Shugborough Hall with a hunting dog, Great Haywood, Staffordshire, England, July 1968.

Thomas McAvoy, May 1960.

Thomas McAvoy, May 1960.

A dog retrieving a pheasant for his master at Sandy Hollow Game Preserve. Photograph by George Silk. Connecticut, USA, November 1948.

A dog retrieving a pheasant for his master at Sandy Hollow Game Preserve. Photograph by George Silk. Connecticut, USA, November 1948.

Gloria Swanson (1899 - 1983) stands on tiptoes on the prow of a  motorboat while Teddy the dog sits with his paws on the steering wheel  in a still from director Clarence G Badger’s film “Teddy at the  Throttle” (1917).

Gloria Swanson (1899 - 1983) stands on tiptoes on the prow of a motorboat while Teddy the dog sits with his paws on the steering wheel in a still from director Clarence G Badger’s film “Teddy at the Throttle” (1917).

A well-dressed man and his dog standing at attention on a snow-covered path. Photograph by Wallace G. Levison. USA, December 1886.

A well-dressed man and his dog standing at attention on a snow-covered path. Photograph by Wallace G. Levison. USA, December 1886.

Wallace G. Levison, A hunter sitting with pelts and a rifle in his lap, his dog at his feet and racoons strung up behind him, USA, 1890.

Wallace G. Levison, A hunter sitting with pelts and a rifle in his lap, his dog at his feet and racoons strung up behind him, USA, 1890.

A woman tossing a stick into the ocean for her dog. Photograph by John Florea. California, July 1948.

A woman tossing a stick into the ocean for her dog. Photograph by John Florea. California, July 1948.

A young man and his dog. Photograph by Paul Schutzer. Montgomery, Alabama, USA, 1961.

A young man and his dog. Photograph by Paul Schutzer. Montgomery, Alabama, USA, 1961.

A young boy and his dog at a raccoon hunt. Photograph by Wallace Kirkland, May 1949.

A young boy and his dog at a raccoon hunt. Photograph by Wallace Kirkland, May 1949.