Arrivée du livre à la grande salle de lecture
Lantern slide showing the book about Napoleon arriving at the Main Reading Room from the conveyor system at the Library of Congress. Slide was probably used in a lecture to accompany an exhibit prepared for the... More
Le convoyeur mécanique transporte le livre à la grande salle de lectur...
Lantern slide showing the deck attendant placing the book about Napoleon on the conveyor for delivery to the Main Reading Room at the Library of Congress. Slide was probably used in a lecture to accompany an ex... More
Grande salle de lecture--Bureau central d'information
Lantern slide showing the main reading room at the Library of Congress. Slide was probably used in a lecture to accompany an exhibit prepared for the Exposition Internationale des Arts et des Techniques dans la... More
Tubes pneumatiques rattachant les magasins à la grande salle de lectur...
Lantern slide showing the pneumatic tubes to send call slips from the Main Reading Room to the stacks at the Library of Congress to request the book about Napoleon. Slide was probably used in a lecture to accom... More