75995 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of 19th-century stereoscopic card, Civil War, military, free to use, no copyright restrictions image - Picryl description
Stereograph showing Roosevelt riding on horseback in a parade. 78616 U.S. Copyright Office. Copyright 1899 by R.Y. Young.
Stereograph showing a portraits of the Roosevelts within a heart-shaped frame of flowers and draped by fabric with stars. H25810 U.S. Copyright Office. Copyright by R.Y. Young.
Stereograph showing Roosevelt and military aide Col. Theodore A. Bingham arriving at German Embassy in horse and carriage as onlookers watch. H21436 U.S. Copyright Office. Copyright 1902 by R.Y. Young.
Stereograph showing President Roosevelt and Yellowstone's superintendent, Major John Pitcher, on horseback at Mammoth Hot Springs in Wyoming. H33968 U.S. Copyright Office. Copyright by R. Y. Young.
Photo shows U.S. Secret Service agent Frank Tyree, on right in front of carriage. (Source: Secret Service archivist, 2012) H33965 U.S. Copyright Office. Copyright by R. Y. Young.
H33962 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of Theodore Roosevelt political campaign, free to use, no copyright restrictions image - Picryl description
H33963 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of Theodore Roosevelt political campaign, free to use, no copyright restrictions image - Picryl description
H33960 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of Theodore Roosevelt political campaign, free to use, no copyright restrictions image - Picryl description
Stereograph showing President Roosevelt and Yellowstone's superintendent Major John Pitcher on horseback at Liberty Cap in Wyoming. H33958 U.S. Copyright Office. Copyright by R. Y. Young.
H33964 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of Theodore Roosevelt political campaign, free to use, no copyright restrictions image - Picryl description
74944 U.S. Copyright Office. Public domain photograph related to President Theodore Roosevelt, free to use, no copyright restrictions image - Picryl description
Stereograph showing Roosevelt sitting at his desk reading a piece of paper. H32480 U.S. Copyright Office. On recto: Copyright 1903 by R.Y. Young.
H33967 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of Theodore Roosevelt political campaign, free to use, no copyright restrictions image - Picryl description
H33975 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of Colorado railroad, train track, free to use, no copyright restrictions image - Picryl description
H33975 U.S. Copyright Office. Copyright by R. Y. Young. Public domain photograph of a steam engine, railroad, locomotive, free to use, no copyright restrictions image - Picryl description