Images from the Library of Congress

St.Bernhard1.jpg
© Orville or Wilbur W..
Public Domain

Young woman in bathing...
© Stadler, J181469 U.S..
Public Domain

Boy and girl with two d..
© Photograph from the ..
Public Domain

Amelia Bingham.jpg
© Bain News Service, p..
Public Domain

Russellshepherd.jpg
© Russell Lee
Public Domain

Red Cross collie.jpg
© unknown author
Public Domain

Anna Roosevelt Halstead..
© National Photo Company
Public Domain

Oglala girl in front of..
© John C. H. Grabill
Public Domain

Vanity Fair cover by Et..
© Ethel M'Clellan Plum..
Public Domain

Harry Whittier Frees - ..
© Harry Whittier Frees
Public Domain

Chicago Kennel Club's D..
© George Ford Morris
Public Domain

Faithfull watcher, 1871..
© Bencke & Scott
Public Domain

Sled dog puppies, ca. 1..
© Unknown
Public Domain

"Steady" by W..
© William Henry Jackson
CC BY 2.0

Hunt 3047672283 3e9e92a..
© The original uploade..
Public Domain

Dogs seem to be filling..
© The Library of Congr..
Public Domain